­Produção Científica

  1. T. Kroetz, J. S. E. Portela, R. L. Viana, Resonance structure of the driven bilinear oscillator parameter space, Communications in Nonlinear Science and Numerical Simulation, submetido

  2. A. G. López, K. C. Iarosz, A. M. Batista, J. M. Seoane, R. L. Viana, M. A. F. Sanjuán, The dose-dense principle in chemotherapy, Scientific Reports, submetido

  3. A. C. Mathias, T. Kroetz, I. L. Caldas, R. L. Viana, Chaotic magnetic field lines and fractal structures in a tokamak with magnetic limiter, Communications in Nonlinear Science and Numerical Simulation, submetido

  4. M. S. Santos, J. D. Szezech Jr, F. S. Borges, K. C. Iarosz, I. L. Caldas, A. M. Batista, R. L. Viana, J. Kurths, Chimera in a neuronal network model of the cat brain, Chaos, Solitons and Fractals, submetido

  5. R. M. Evaristo, R. L. Viana, K. C. Iarosz, J. D. Szezech Jr, M. F. Godoy, Mathematical model with autoregressive process for electrocardiogram signals, Chaos, Solitons and Fractals, submetido

  6. G. Roberson, M. Roberto, I. L. Caldas, T. Kroetz, R. L. Viana, Shaping diverted plasmas with symplectic maps, IEEE Transactions on Plasma Science, aceito para publicação

  7. R. L. Viana, F. F. de Carvalho, Sincronização entre um oscilador de fase e um forçamento externo, Revista Brasileira de Ensino de Física, Vol. 39 (2017), no. 3, e3306, DOI: 10.1590/1806-9126-rbef-2016-0234

  8. C. A. S. Batista, J. D. Szezech Jr., A. M. Batista, E. E. N. Macau and R. L. Viana, Synchronization of phase oscillators with coupling mediated by a diffusing substance, Physica A, Vol. 470 (2017) pp. 236-248, DOI: 10.1016/j.physa.2016.11.140

  9. F. F. De Carvalho, R. L. Viana, I. L. Caldas, Magnetohydrostatic equilibrium with external gravitational fields in symmetric systems, Brazilian Journal of Physics, Vol. 47 (2017) pp. 55-64, DOI: 10.1007/s13538-016-0470-z

  10. A. C. Mathias, R. L. Viana, T. Kroetz, I. L. Caldas, Fractal structures in the chaotic motion of charged particles in a magnetized plasma under the influence of drift waves, Physica A, Vol. 469 (2017) pp. 681-694, DOI: 10.1016/j.physa.2016.11.049

  11. R. L. Viana, A. M. Batista, C. A. S. Batista, and K. C. Iarosz, Lyapunov spectrum of chaotic maps with a long-range coupling mediated by a diffusing substance, Nonlinear Dynamics, Vol. 87 (2017) pp. 1589-1601, DOI: 10.1007/s11071-016-3135-0

  12. S. T. da Silva, R. L. Viana, Stationary MHD equilibria describing azimuthal rotations in symmetric plasmas, Physics of Plasmas, Vol. 23 (2016) 122503, DOI: 10.1063/1.4971218

  13. R. S. Oyarzabal, J. D. Szezech Jr, A. M. Batista, S. L. T de Souza, I. L. Caldas, R. L. Viana, M. A. F. Sanjuan, Transient chaotic transport in dissipative drift motion, Physics Letters A, Vol. 380 (2016) 1621-1626

  14. T. Kroetz, H. A. Oliveira, J. S. E. Portela, R. L.Viana, Dynamical properties of the soft-wall elliptical billiard, Physical Review E, Vol. 94 (2016) 022218

  15. E. L. Lameu, F. S. Borges, R. R. Borges, K. C. Iarosz, I. L. Caldas, A. M. Batista, R. L. Viana, and J. Kurths, Suppression of phase synchronisation in network based on cat’ s brain, Chaos, Vol. 26 (2016) 043107

  16. R. L. Viana, D. Toufen, Z. O. Guimarães-Filho, I. L. Caldas, K. W. Gentle, and I. C. Nascimento, Recurrence analysis of turbulent fluctuations in magnetically confined plasmas, Proceedings of the 2015 Recurrence Plot Workshop (Grenoble, France)

  17. F. A. dos S. Silva, S. R. Lopes, and R. L. Viana, Synchronization of biological clock cells with a coupling mediated by the local concentration of a diffusing substance, Communications in Nonlinear Science and Numerical Simulation, Vol. 35 (2016) Pages 37-52

  18. R. R. Borges, F. S. Borges, E. L. Lameu, A. M. Batista, K. C. Iarosz, I. L. Caldas, R. L. Viana, and M. A. F. Sanjuan, Effects of the spike timing-dependent plasticity on the synchronisation in a random Hodgkin-Huxley neuronal network, Communications in Nonlinear Science and Numerical Simulation, Vol. 34 (2016) Pages 12-22

  19. E. L. Lameu, F. S. Borges, R. R. Borges, A. M. Batista, M. S. Baptista, and R. L. Viana, Network and external perturbation induce burst synchronisation in cat cerebral cortex, Communications in Nonlinear Science and Numerical Simulation, Vol. 34 (2016) Pages 45-54

  20. C. Freitas, E. Macau and R. L. Viana, Synchronization versus neighborhood similarity in complex networks of non-identical oscillators, Physical Review E, Vol. 92 (2015) Article 032901

  21. M. S. Santos, J. D. Szezech Jr , A. M. Batista, I. L. Caldas, R. L. Viana, and S. R. Lopes, Recurrence quantification analysis of chimera states, Physics Letters A, Vol. 379 (2015) Pages 2188-2192

  22. F. A. S. Ferrari, F. Gomez, T. Lorimer, R. L. Viana, and R. Stoop, Macroscopic bursting in physiological networks: node or network property?, New Journal of Physics, Vol. 17 (2015) Article 055024

  23. T. S. Kruger, P. P. Galuzio, T. de L. Prado, R. L. Viana, J. D. Szezech Jr , and S. R. Lopes, Mechanism for stickness suppression during extreme events in Hamiltonian systems, Physical Review E , Vol. 91 (2015) Article no. 062903

  24. F. A. S. Ferrari, R. L. Viana, S. R. Lopes, and R. Stoop, Phase synchronization of coupled bursting neurons and the generalized Kuramoto model, Neural Networks, Vol. 66 (2015) Pages 107-118

  25. F. A. S. Ferrari and R. L. Viana, Two distinct desyncrhonization processes caused by lesions in globally coupled neurons, Papers in Physics, Vol. 7 (2015) Article no. 070002 (5 pages)

  26. F. S. Borges, E. L. Lameu, A. M. Batista, K. C. Iarosz, M. S. Baptista, and R. L. Viana, Complementary action of chemical and electrical synapses to perception, Physica A Vol. 430 (2015) Pages 236-241

  27. F. A. dos S. Silva, R. L. Viana, and S. R. Lopes, Pattern formation and Turing instability in an activator-inhibitor system with power-law coupling Physica A, Vol. 419 (2015) Pages 487-497

  28. K. C. Iarosz, F. S. Borges, A. M. Batista, R. A. N. Siqueira, M. S. Baptista, R. L. Viana, and S. R. Lopes, Mathematical model of brain tumour with glia-neuron interactions and chemotherapy treatment, Journal of Theoretical Biology, Vol. 368, pp. 113-121 (2015)

  29. R. S. Oyarzabal, J. D. Szezech Jr., A. M. Batista, I. L. Caldas, R. L. Viana, and K. C. Iarosz, Efeito de um Termo Dissipativo no Sistema Hamiltoniano de Ondas de Deriva, Revista Brasileira de Ensino de Física Vol. 37, no. 2, artigo no. 2308

  30. D. S. Andres, F. Gomez, F. S. Ferrari, D. Cerquetti, M. Merello, R. L. Viana, and R. Stoop, Multiple-time-scale framework for understanding the progression of Parkinson’s disease, Physical Review E, Vol. 90 (2014) Article no. 062709 (10 pages)

  31. R. C. Bonetti, S. L. T. de Souza, A. M. Batista, J. D. Szezech Jr., I. L. Caldas, R. L. Viana, S. R. Lopes, and M. S. Baptista, Super persistent transient in a master-slave configuration with Colpitts oscillators, Journal of Physics A: Math. Theor., Vol. 47 (2014) Article no. 405101 (12 pages)

  32. T. de L. Prado, S. R. Lopes, C. A. S. Batista, J. Kurths, and R. L. Viana, Synchronization of bursting Hodgkin-Huxley-type neurons in clustered networks, Physical Review E, Vol. 90, Article no. 032818, published 29 September 2014

  33. I. L. Caldas, R. L. Viana, Z. O. Guimaraes-Filho, A. M. Batista, S. R. Lopes, F. A. Marcus, M. Roberto, K. C. Rosalem, J. D. Szezech Jr., D. Toufen, K. W. Gentle, I. C. Nascimento, and Yu. K. Kuznetsov, Dynamical effects in confined plasma turbulence, Brazilian Journal of Physics, Vol. 44, pp. 903-913 (2014)

  34. C. A. S. Batista, R. L. Viana, S. R. Lopes, and A. M. Batista Dynamic range in small-world networks of Hodgkin-Huxley neurons with chemical synapses, Physica A, Vol. 410 (2014) Pages 628-640

  35. P. P. Galuzio, R. L. Viana, and S. R. Lopes, Control of extreme events in the bubbling onset of turbulence, Physical Review E, Vol. 89 (2014) Article 040901 (R)

  36. P. P. Galuzio, S. R. Lopes, G. Z. dos Santos Lima, R. L. Viana, and M. S. Benkadda Evidence of determinism for intermittent convective transport in turbulence processes, Physica A, Vol. 402 (2014) Pages 8-13

  37. T. L. Prado, P. P. Galuzio, S. R. Lopes, and R. L. Viana Spatial recurrence analysis: a sensitive and fast detector tool in digital mammography, Chaos, Vol. 24 (2014) Article 013106 (8 pages)

  38. F. S. Borges, K. C. Iarosz, H. P. Ren, A. M. Batista, M. S. Baptista, R. L. Viana, S. R. Lopes, and C. Grebogi, Model for tumour growth with treatment by continuous and pulsed chemotherapy, Biosystems, Vol. 116 (2014) Pages 43-48

  39. F. A. S. Silva, R. L. Viana, T. L. Prado, and S. R. Lopes, Characterization of spatial patterns produced by a Turing instability in coupled dynamical systems , Communications in Nonlinear Science and Numerical Simulation, Vol. 19 (2014) Pages 1055-1071

  40. R. L. Viana, F. S. Borges, K. C. Iarosz, A. M. Batista, S. R. Lopes, and I. L. Caldas, Dynamic range in a neuron network with electric and chemical synapses, Communications in Nonlinear Science and Numerical Simulation, Vol. 19 (2014) Pages 164-172

  41. R. M. Szmoski, F. A. S. Ferrari, S. E. de S. Pinto, R. L. Viana, and M. S. Baptista, Cryptography based on chaotic and unsynchronized elements of a network, In: Eisencraft, M.; Attux, R. and Suyama, R. (Org.). Chaotic Signals in Digital Communications. led. Boca Raton: CRC Press, 2013, p. 397-521.

  42. C. A. S. Batista, R. L. Viana, F. A. S. Ferrari, S. R. Lopes, A. M. Batista, and J. C. P. Coninck, Control of bursting synchronization in networks of Hodgkin-Huxley type neurons with chemical synapses, Physical Review E, Vol. 87 (2013) Article 042713 (13 pages) (4.33 MB); Erratum: Phys. Rev. E Vol. 87, 069905 (2013)

  43. D. L. Toufen, Z. O. Guimaraes-Filho, I. L. Caldas, J. D. Szezech, S. R. Lopes, R. L. Viana, and K. W. Gentle, Analysis of the Influence of External Biasing on Texas Helimak Turbulence, Physics of Plasmas, Vol. 20 (2013), Article 022310 (11 pages)

  44. R. M. Szmoski, F. A. S. Ferrari, S. E. de S. Pinto, M. S. Baptista, R. L. Viana, Secure Information Transfer Based on Computing Reservoir, Physics Letters A, Vol. 377, Issues 10-11, 1 April 2013, Pages 760-765

  45. J. D. Szezech Jr., A. B. Schelin, I. L. Caldas, S. R. Lopes, P. J. Morrison, and R. L. Viana, Finite-time rotation number: a fast indicator for chaotic dynamical structures, Physics Letters A Vol. 377 (2013), pp. 452-456

  46. E. L. Lameu, C. A. S. Batista, A. M. Batista, K. Iarosz, R. L. Viana, S. R. Lopes, and J. Kurths, Suppression of bursting synchronization in clustered scale-free (``rich-club'') neuronal networks, Chaos, Vol. 22 (2012) Article 043149

  47. I. L. Caldas, R. L. Viana, C. V. Abud, J. C. D. Fonseca, Z. O. Guimaraes-Filho, T. Kroetz, F. A. Marcus, A. Schelin, J. D. Szezech Jr., D. L. Toufen, M. S. Benkadda, S. R. Lopes, P. J. Morrison, M. Roberto, K. Gentle, Yu. Kuznetsov, and I. C. Nascimento, Shearless transport barriers in magnetically confined plasmas, Plasma Physics and Controlled Fusion, Vol. 54, No. 12 (2012) 124035

  48. R. L. Viana, S. R. Lopes, J. D. Szezech Jr., and I. L. Caldas, Synchronization of chaos and the transition to wave turbulence International Journal of Bifurcation and Chaos Vol. 22, No. 10 (2012) Article 1250234 (9 pages)

  49. J. D. Szezech Jr., I. L. Caldas, S. R. Lopes, P. J. Morrison, and R. L. Viana, Effective transport barriers in nontwist systems, Physical Review E Vol. 86 (2012) Article 036206

  50. S. R. Lopes, J. D. Szezech Jr., R. F. Pereira, A. A. Bertolazzo, and R. L. Viana, Anomalous transport induced by nonhyperbolicity, Physical Review E, Vol. 86 (2012) Article 016216

  51. R. L. Viana, S. R. Lopes, I. L. Caldas, J. D. Szezech Jr., Z. Guimaraes-Filho, G. Z. dos Santos Lima, P. P. Galuzio, A. M. Batista, Yu. Kuznetsov, and I. C. Nascimento, Dynamical analysis of turbulence in fusion plasmas and nonlinear waves Communications in Nonlinear Science and Numerical Simulation , Vol. 17, (2012) Pages 4690-4699

  52. C. A. S. Batista, E. L. Lameu, A. M. Batista, S. R. Lopes, T. Pereira, G. Zamora-Lopez, J. Kurths, and R. L. Viana, Phase synchronization of bursting neurons in clustered small-world networks, Physical Review E, Vol. 86, (2012) Article 016211

  53. B. R. Nana Nbendjo, I. L. Caldas, and R. L. Viana, Dynamical changes from harmonic vibrations of a limited power supply driving a Duffing oscillator, Nonlinear Dynamics Vol. 70 (2012) Pages 401-407

  54. I. L. Caldas, J. D. Szezech Jr., T. Kroetz, F. A. Marcus, M. Roberto, R. L. Viana, and S. R. Lopes, Transport barriers in plasmas, Journal of Physics Conference Series, Vol. 370 (2012) article 012001

  55. S. Camargo, R. L. Viana, and C. Anteneodo, Intermingled basins in coupled Lorenz systems, Physical Review E, Vol. 85, Article 036207 (10 pages) (2012)

  56. T. Kroetz, M. Roberto, I. L. Caldas, R. L. Viana, and P. J. Morrison, Divertor map with freedom of geometry and safety factor profile, Plasma Physics and Controlled Fusion, Vol. 54 (2012) article 045007 (13 pages)

  57. R. L. Viana, A. M. Batista, C. A. S. Batista, J. C. A. de Pontes, F. A. dos S. Silva, and S. R. Lopes, Bursting synchronization in networks with long-range coupling mediated by a diffusing chemical substance, Communications in Nonlinear Science and Numerical Simulation, Vol. 17, no. 7 (July, 2012), pp. 2924-2942

  58. G. Z. dos Santos Lima, K. C. Iarosz, A. M. Batista, I. L. Caldas, Z. O. Guimaraes-Filho, R. L. Viana, S. R. Lopes, I. C. Nascimento, and Yu. K. Kuznetsov, Self-organized criticality in MHD driven plasma edge turbulence, Physics Letters A Vol. 376 (2012), pp. 753-757

  59. I. L. Caldas, R. L. Viana, J. D. Szezech Jr., J. S. E. Portela, J. Fonseca, M. Roberto, C. G. L. Martins, and E. J. da Silva, Nontwist symplectic maps in tokamaks Communications in Nonlinear Science and Numerical Simulation Vol. 17, Issue 5 (May 2012) Pages 2021-2030

  60. K. C. Iarosz, A. M. Batista, R. L. Viana, S. R. Lopes, I. L. Caldas, and T. J. P. Penna The influence of connectivity on the firing rate for a neuronal complex network with electrical and chemical synapses, Physica A, Vol. 391, Pages 819-827 (2012)

  61. F. M. Neves, M. R. Pie and R. L. Viana, Self-organization in the movement activity of social insects (Hymenoptera: Formicidae), Numerical Analysis and Applied Mathematics ICNAAM 2012, AIP Conference Proceedings 1479 (2012) 658-661

  62. P. P. Galuzio, S. R. Lopes, and R. L. Viana, Two-state on-off intermittency caused by unstable dimension variability in periodically forced drift waves, Physical Review E , Vol. 84, Article no. 056211 (9 pages)

  63. A. B. Schelin, I. L. Caldas, R. L. Viana, and S. Benkadda Collisional effects in the tokamap, Physics Letters A, Vol. 376, Pages 24-30

  64. R. L. Viana, Oscilações de relaxação e suas aplicações - I, Revista Brasileira de Ensino de Fisica, Vol. 33, No. 3, Artigo 3304

  65. R. L. Viana, Oscilacões de relaxação e suas aplicações - II, Revista Brasileira de Ensino de Fisica, Vol. 33, No. 3, Artigo 3305

  66. G. Porcile, A. G. da Silva, and R. L. Viana, External debt sustainability and policy rules in a small globalized economy Structural Change and Economic Dynamics, Vol. 22 (2011) Pages 269-276

  67. R. L. Viana, F. A. dos S. Silva, and S. R. Lopes, Turing instability in oscillator chains with non-local coupling Physical Review E, Vol. 83 (2011) Article no. 046220 (4 pages)

  68. R. F. Pereira, M. C. Verges, R. L. Viana, S. R. Lopes, S. E. de S. Pinto Parametric evolution of unstable dimension variability in coupled piecewise-linear chaotic maps, Physical Review E Vol. 83 (2011) Article no. 037201 (4 pages)

  69. R. L. Viana, E. C. da Silva, T. Kroetz, I. L. Caldas, M. Roberto, and M. A. Sanjuán, Fractal structures in nonlinear plasma physics, Philosophical Transactions of the Royal Society A, Vol. 369 (2011) Pages: 371-395

  70. J. D. Szezech Jr., S. R. Lopes, I. L. Caldas, and R. L. Viana, Blowout bifurcation and spatial mode excitation in the bubbling transition to turbulence Physica A, Vol. 390 (2011) Pages: 365–373

  71. G. Z. dos S. Lima, K. C. Iarosz, A. M. Batista, Z. O. Guimaraes-Filho, I. L. Caldas, I. C. Nascimento, Yu. K. Kuznetsov, R. L. Viana, and S. R. Lopes Radial dependence of self-organized criticality behavior in TCABR tokamak, Journal of Physics Conference Series, Vol. 285 (2011) Article no. 012004

  72. K. C. Iarosz, C. C. Martins, A. M. Batista, R. L. Viana, S. R. Lopes, I. L. Caldas, and T. J. P. Penna, On a cellular automaton with time delay for modelling cancer tumors, Journal of Physics Conference Series, Vol. 285 (2011) Article no. 012015

  73. K. C. Iarosz, R. C. Bonetti, A. M. Batista, R. L. Viana, S. R. Lopes, e T. J. P. Penna, Supressão de células cancerígenas em autômato celular, Publicatio (UEPG), Vol. 16, No. 2 (Dezembro, 2010), pgs. 79-85.

  74. P. P. Galuzio, S. R. Lopes, and R. L. Viana, Two-state on-off intermittency and the onset of turbulence in a spatiotemporally chaotic system, Physical Review Letters , Vol. 105 (2010) article no. 055001 (2010)

  75. S. Camargo, S. R. Lopes and R. L. Viana Extreme fractal structures in chaotic mechanical systems: riddled basins of attraction, Journal of Physics: Conference Series, Vol. 246 (2010) article no. 012001 (15 pages)

  76. Z. O. Guimaraes-Filho, G. Z. dos Santos Lima, I. L. Caldas, R. L. Viana, I. C. Nascimento, and Yu. K. Kuznetsov, Characterizing electrostatic turbulence in tokamak plasmas with high MHD activity, Journal of Physics: Conference Series , Vol 246 (2010) article no. 012014 (17 pages)

  77. R. L. Viana, J. C. A. de Pontes, S. R. Lopes, C. A. S. Batista, and A. M. Batista, Controlling chaotic bursting in map-based neuron network models, Recent Progresses in Controlling Chaos , Eds. C. Grebogi and M. A. F. Sanjuán, Series on Stability Vibration and Control of Systems, Series B - Vol. 16 , Chapter 10 (World Scientific, Singapore, 2010)

  78. T. Kroetz, M. Roberto, I. L. Caldas, R. L. Viana, P. J. Morrison, and P. Abbamonte, Integrable maps with non-trivial topology: applications to divertor configurations, Nuclear Fusion, Vol. 50 (2010) 034003 (14 pp.)

  79. Z. O. Guimaraes-Filho, I. L. Caldas, R. L. Viana, I. C. Nascimento, Yu. K. Kuznetsov, and J. Kurths Recurrence quantification analysis of turbulent fluctuations in the plasma edge of Tokamak Chauffage Alfven Bresilien tokamak, Physics of Plasmas , Vol. 17 [January] (2010) Article no. 012303 (8 pages)

  80. C. A. S. Batista, S. R. Lopes, R. L. Viana, and A. M. Batista, Delayed feedback control of bursting synchronization in a scale-free network, Neural Networks, Vol. 23 (2010), Pages 114-124

  81. J. Aguirre, R. L. Viana, and M. A. F. Sanjuan, Fractal structures in nonlinear dynamics, Reviews of Modern Physics, Vol. 81 (2009) [Jan-Mar] Pages 333-386

  82. J. D. Szezech Jr., I. L. Caldas, S. R. Lopes, R. L. Viana, and P. J. Morrison, Transport properties in nontwist area-preserving maps, Chaos , Vol. 19 (2009) Article 043108 (9 pages)

  83. R. M. Rszmoski, S. E. de S. Pinto, M. T. Van Kan, A. M. Batista, R. L. Viana, and S. R. Lopes, Synchronization and suppression of chaos in non-locally coupled map lattices, Pramaña, Vol. 73, Number 6 (2009) [December] Pages 999-1009

  84. G. Z. dos Santos Lima, Z. O. Guimaraes-Filho, I. L. Caldas, I. C. Nascimento, Yu. K. Kuznetsov, A. M. Batista, S. R. Lopes, and R. L. Viana, Bicoherence in electrostatic turbulence driven by high magnetohydrodynamic activity in Tokamak Chauffage Alfven Bresilien, Physics of Plasmas , Vol. 19 (2009) 042508

  85. M. C. Vergés, R. F. Pereira, S. R. Lopes, R. L. Viana, and T. Kapitaniak Riddling and chaotic synchronization of coupled piecewise-linear Lorenz maps, Physica A Vol. 388 (2009) Pages 2515-2525

  86. J. D. Szezech Jr., S. R. Lopes, R. L. Viana, and I. L. Caldas, Bubbling transition to spatial mode excitation in an extended dynamical system, Physica D Vol. 238 (2009) Pages 516-525

  87. T. Kroetz, F. A. Marcus, M. Roberto, I. L. Caldas, and R. L. Viana, Transport control in fusion plasmas by changing electric and magnetic field spatial profiles, Computer Physics Communications Vol. 180 (2009) Pages 642-650

  88. S. L. T. dos Santos, I. L. Caldas, and R. L. Viana, Multistability and self-similarity in the parameter space of a vibro-impact system, Mathematical Problems in Engineering, Vol. 2009 (2009), Article 290356 (11 pages)

  89. A. M. dos Santos, S. R. Lopes, and R. L. Viana, Intermittent behavior and synchronization of two coupled noisy driven oscillators, Mathematical Methods in Engineering , Vol. 2009 (2009) Article 610574 (13 pages)

  90. R. L. Viana, S. Camargo, R. F. Pereira, M. C. Verges, S. R. Lopes, and S. E. de S. Pinto, Riddled basins in complex physical and biological systems Journal of Computational Interdisciplinary Sciences Vol. 1, Number 2 (2009) Pages 73-82

  91. C. F. Woellner, S. R. Lopes, R. L. Viana, and I. L. Caldas, Clustering and diffusion in a symplectic map lattice with non-local coupling, Chaos, Solitons and Fractals . Vol. 41, Number 5 (September) (2009) Pages 2201-2215

  92. C. A. S. Batista, A. M. Batista, J. C. A. de Pontes, S. R. Lopes, and R. L. Viana, Bursting synchronization in scale-free networks, Chaos, Solitons and Fractals, Vol. 41, Number 5 (September) (2009) Pages 2220-2225

  93. F. A. Marcus, T. Kroetz, M. Roberto, I. L. Caldas, E. C. da Silva, R. L. Viana, and Z. O. Guimaraes-Filho, Chaotic transport in reversed-shear tokamaks, Nuclear Fusion Vol. 48 (2008) Pages 024018-024026

  94. E. Granemann, S. R. Lopes, and R. L. Viana, Using recurrences to characterize the chaos-hyperchaos transition, Physical Review E vol. 78 (December) (2008) 066206:1-7

  95. J. C. Vallejo, R. L. Viana, and M. A. F. Sanjuan, Finite-time Lyapunov exponents distributions, nonhyperbolicity and predictability in 2D hamiltonian systems, Physical Review E Vol. 78 (December) (2008) 066204:1-13

  96. J. S. E. Portela, I. L. Caldas, and R. L. Viana, Tokamak magnetic field line structure described by simple maps, European Physical Journal - Special Topics, Vol. 165 (2008) 195-210

  97. R. F. Pereira, S. Camargo, S. E. de S. Pinto, S. R. Lopes, and R. L. Viana, Periodic-orbit analysis and scaling laws of intermingled basins of attraction in an ecological dynamical system, Physical Review E, Vol. 78, (2008) Pages 056214-1/10 (2008)

  98. T. Kroetz, M. Roberto, E. C. da Silva, I. L. Caldas, and R. L. Viana, Escape patterns of chaotic magnetic field lines in a tokamak with reversed magnetic shear and an ergodic limiter Physics of Plasmas, Vol. 15 (2008) Pages 092310-1/12

  99. R. C. Bonetti, C. A. S. Batista, A. M. Batista, S. E. de S. Pinto, R. L. Viana, and S. R. Lopes, Short-time memories in a network with randomly distributed connections, Physical Review E, Vol. 78 (2008) Pages 037102-1/4

  100. G. T. Kubo, R. L. Viana, S. R. Lopes, and C. Grebogi, Crisis-induced unstable dimension variability in a dynamical system, Physics Letters A, Vol. 372 (2008) Pages 5569-5574

  101. Z. O. Guimaraes-Filho, I. L. Caldas, R. L. Viana, M. V. A. P. Heller, I. C. Nascimento, Yu. T. Kuznetsov, and R. Bengtson, Electrostatic turbulence driven by high MHD activity in TCABR tokamak, Physics of Plasmas, Vol. 15 (2008) Article 062501, 8 pages

  102. J. C. A. de Pontes, R. L. Viana, S. R. Lopes, C. A. S. Batista, and A. M. Batista, Bursting synchronization in non-locally coupled networks, Physica A, Vol. 387 (2008) Pages 4417-4428

  103. Z. O. Guimaraes-Filho, I. L. Caldas, R. L. Viana, J. Kurths, I. C. Nascimento, and Yu. T. Kuznetsov, Recurrence quantification analysis of electrostatic fluctuations in fusion plasmas, Physics Letters A Vol. 372 (2008) Pages 1088-1095

  104. A. M. Batista, I. L. Caldas, S. R. Lopes, and R. L. Viana, Low-dimensional chaos and wave turbulence in plasmas, Philosophical Transactions of the Royal Society of London A Vol. 366, (2008) Pages 609-620

  105. A. M. dos Santos, S. R. Lopes, and R. L. Viana, Synchronization regimes for two coupled noisy Liénard-type driven oscillators, Chaos, Solitons and Fractals Vol. 36 (2008) Pages 901-910

  106. A. M. dos Santos, R. L. Viana, S. R. Lopes, S. E. da S. Pínto, and A. M. Batista, Collective behavior in coupled chaotic map lattices with random perturbations, Physica A Vol. 387, Number 7 (2008) Pages 1655-1668

  107. S. L. T. de Souza, I. L. Caldas, R. L. Viana, and J. M. Balthazar, Control and chaos for vibro-impact and non-ideal oscillators, Journal of Theoretical and Applied Mechanics (Warsaw) Vol. 46, Number 3 (2008) Pages 641-664

  108. Y. L. A. Liu, E. E. N. Macau, J. J. Barroso, J. D. S. Silva, Z. O. A. Guimaraes-Filho, I. L. Caldas, R. L. Viana, M. F. A. Godoy: Uso de rede neural perceptron multi-camadas na classificacao de patologias cardiacas, TEMA: Tendencias em Matematica Aplicada e Computacional, Vol. 9, Número 2, pp. 255-264 (2008).

  109. J. S. E. Portela, I. L. Caldas, R. L. Viana and M. A. F. Sanjuan: Fractal and Wada basin boundaries in tokamaks, International Journal of Bifurcation and Chaos , Vol. 17, No. 11 (2007) Pages 4067-4079.

  110. C. A. S. Batista, A. M. Batista, J. A. C. de Pontes, R. L. Viana, and S. R. Lopes, Chaotic phase synchronization in scale-free networks of bursting neurons Physical Review E, Vol. 76 (2007) Pages 016218:1-10

  111. J. S. E. Portela, I. L. Caldas, R. L. Viana, and P. J. Morrison, Diffusive transport through a nontwist barrier in tokamaks, International Journal of Bifurcation and Chaos, Vol. 17 (2007) Pages 1589-1598

  112. R. F. Pereira, S. E. de S. Pinto, R. L. Viana, S. R. Lopes, and C. Grebogi, Periodic orbit analysis at the onset of the unstable dimension variability and at the blowout bifurcation, Chaos, Vol. 17 (2007) Pages 023131:1-13

  113. S. E. de S. Pinto, I. L. Caldas, A. M. Batista, S. R. Lopes, and R. L. Viana, Transversal dynamics of a non-locally coupled map lattice, Physical Review E , Vol. 76 (2007) Pages 017202:1-4

  114. C. A. S. Batista, A. M. Batista, S. E. de S. Pinto, R. L. Viana, S. R. Lopes, and I. L. Caldas, Direction coherence in scale-free lattices of chaotic maps, Physica A , Vol. 383 (2007) Pages 725-732

  115. J. D. Szezech Jr., S. R. Lopes, and R. L. Viana, The onset of spatio-temporal chaos in a nonlinear system, Physical Review E, Vol. 75 (2007) Pages 067202:1-4

  116. J. C. P. Coninck, S. R. Lopes, and R. L. Viana: Basins of attraction of nonlinear wave-wave interactions Chaos, Solitons and Fractals , vol. 32 (2007) Pages 711-724.

  117. A. M. dos Santos, C. F. Woellner, S. R. Lopes, A. M. Batista, and R. L. Viana: Lyapunov spectrum of a lattice of chaotic systems with local and non-local couplings: Chaos, Solitons and Fractals, vol. 32 (2007) Pages 702-710.

  118. S. L. T. de Souza, A. M. Batista, I. L. Caldas, R. L. Viana, and T. Kapitaniak: Noise-induced basin hopping in a vibro-impact system, Chaos, Solitons and Fractals, vol. 32 (2007) Pages 758-767

  119. S. L. T. de Souza, I. L. Caldas, and R. L. Viana: Damping control law for a chaotic impact oscillator, Chaos, Solitons and Fractals vol. 32 (2007) Pages 745-750

  120. S. L. T. de Souza, I. L. Caldas, R. L. Viana, J. M. Balthazar, and R. M. F. Brasil, A simple feedback control for a chaotic oscillator with limited power supply, Journal of Sound and Vibration , Vol. 299 (2007) Pages 664-671.

  121. C. Anteneodo, A. M. Batista, and R. L. Viana, Synchronization threshold in coupled logistic map lattices, Physica D , vol. 223 (2006) Pages 270-275

  122. A. M. Batista, I. L. Caldas, S. R. Lopes, R. L. Viana, W. Horton, and P. J. Morrison, Nonlinear three-mode interaction and drift wave turbulence in a tokamak edge plasma, Physics of Plasmas, vol. 13 (2006) Pages 042510:1-10.

  123. E. C. da Silva, M. Roberto, I. L. Caldas, and R. L. Viana: Effects of the resonant modes on the magnetic footprint patterns in a tokamak wall: Physics of Plasmas, vol. 13 (2006) Pages 052511:1-9.

  124. E. C. da Silva, M. Roberto, J. S. E. Portela, I. L. Caldas, and R. L. Viana, Escaping and transport barrier due to ergodic magnetic limiters in tokamaks with reversed magnetic shear, Nuclear Fusion, vol. 46 (2006) pp. S192-S198.

  125. D. B. Vasconcelos, S. R. Lopes, R. L. Viana, and J. Kurths: Spatial recurrence plots: Physical Review E, vol. 73 (2006) pp. 056207:1-10.

  126. J. C. A. de Pontes, A. M. Batista, R. L. Viana, and S. R. Lopes: Self-organized memories in coupled map lattices.: Physica A, Vol. 368 (2006) Pages 387-398.

  127. D. B. Vasconcelos, R. L. Viana, S. R. Lopes, and S. E. de S. Pinto: Conversion of local transient chaos into global laminar states in coupled map lattices with long-range interactions: Physica A, Vol. 367 (2006) pp. 158-172.

  128. A. M. dos Santos, R. L. Viana, S. R. Lopes, S. E. de S. Pinto, and A. M. Batista: Chaos synchronization in a lattice of piecewise linear maps with regular and random couplings: Physica A, vol. 367 (2006) pp. 145-157.

  129. S. L. T. de Souza, I. L. Caldas, R. L. Viana, J. M. Balthazar, and R. M. F. Brasil: Dynamics of vibrating systems with tuned liquid column dampers and limited power supply: Journal of Sound and Vibration, vol. 289 (2006) pp. 987-998.

  130. I. L. Caldas, F. A. Marcus, A. M. Batista, R. L. Viana, S. R. Lopes, M. V. A. P. Heller, Z. O. Guimaraes-Filho, P. J. Morrison, and W. Horton: Turbulence induced transport in tokamaks, in Plasma and Fusion Science, Edited by J. J. E. Herrera-Velazquez, American Institute of Physics Proceedings Volume 875 (2006) pp. 341-346

  131. C. J. A. Pires, E. A. O. Saettone, M. Y. Kucinski, A. Vannucci, and R. L. Viana: Magnetic field structure in the TCABR tokamak due to ergodic limiters with a non-uniform current distribution: theoretical and experimental results: Plasma Physics and Controlled Fusion, vol. 47 (2005) pp. 1609-1632.

  132. M. Roberto, E. C. da Silva, I. L. Caldas, and R. L. Viana: Derivation of an analytical area-preserving map to describe transport barriers in tokamaks: Journal of Physics E (Conference Series), Vol. 7 (2005) pp. 163-173

  133. R. L. Viana, C. Grebogi, S. E. de S. Pinto, S. R. Lopes, A. M. Batista, and J. Kurths: Bubbling bifurcations: loss of synchronization and shadowing breakdown in complex systems: Physica D, Vol. 206, Pages 94-108 (2005).

  134. S. L. T. de Souza, I. L. Caldas, R. L. Viana, A. M. Batista and T. Kapitaniak: Noise-induced basin hopping in a gearbox model: Chaos, Solitons and Fractals, Vol. 26, Pages 1523-1531 (2005).

  135. S. L. T. de Souza, I. L. Caldas, R. L. Viana, J. M. Balthazar, and R. M. F. Brasil: Basins of attraction changes by amplitude constraining of oscillators with limited power supply: Chaos, Solitons and Fractals, Vol .26, Number 4 (November), Pages 1211-1220 (2005).

  136. R. L. Viana, J. R. R. Barbosa, C. Grebogi, and A. M. Batista: Simulating a chaotic process.: Brazilian Journal of Physics, Vol. 35, Number 1 (March) (2005), Pages 139-147.

  137. J. D. Szezech Jr., S. R. Lopes, and R. L. Viana: Finite time Lyapunov spectrum for chaotic orbits of non-integrable Hamiltonian systems: Physics Letters A, Vol. 335, Pages 394-401 (2005)

  138. S. L. T. de Souza, I. L. Caldas, R. L. Viana, J. M. Balthazar, and R. M. F. Brasil: Impact dampers for controlling chaos in systems with limited power supply: Journal of Sound and Vibration, Volume 279, Pages 955-967 (2005).

  139. J. C. A. de Pontes, A. M. Batista, R. L. Viana, and S. R. Lopes: Short-term memories with a stochastic perturbation.: Chaos, Solitons and Fractals, Vol. 23, Number 5 (March), Pages 1689-1694 (2005).

  140. M. S. T. de Freitas, R. L. Viana, and C. Grebogi: Multi-stability, basin boundary structure, and chaotic behavior in a suspension bridge model: International Journal of Bifurcation and Chaos, Vol. 14, no. 3 (2004) 927-950.

  141. M. Roberto, E. C. da Silva, I. L. Caldas, and R. L. Viana: Non-twist field line mappings for tokamaks with reversed magnetic shear: Brazilian Journal of Physics (2004), Vol. 34, Number 4B (December) Pages 1759-1765 (2004).

  142. J. C. P. Coninck, S. R. Lopes, and R. L. Viana: Multistability and phase-space structure of dissipative nonlinear parametric four-wave interactions: Physical Review E, Vol. 70, Number 5 (December) Pages 056403-1 to -9 (2004).

  143. M. S. T. de Freitas, R. L. Viana, and C. Grebogi: Basins of attraction of periodic oscillators in suspension bridges: Nonlinear Dynamics (2004), Volume 37, Number 3 (August), Pages 207-226 (2004).

  144. M. Roberto, E. C. da Silva, I. L. Caldas, and R. L. Viana: Transport barrier created by dimerized islands: Physica A, Vol. 342, Pages 363-369 (2004).

  145. J. C. P. Coninck, S. R. Lopes, and R. L. Viana: The presence of an invariant manifold in the dissipative nonlinear four-wave coupling: Physica A (2004) Volume 343, Pages 247-262

  146. D. B. Vasconcelos, R. L. Viana, S. R. Lopes, A. M. Batista, and S. E. de S. Pinto: Spatial correlations and synchronization in coupled map lattices with long-range interactions: Physica A (2004) Volume 343, Pages 201-218

  147. A. M. dos Santos, S. R. Lopes, and R. L. Viana: Rhythm synchronization and chaotic modulation of coupled van der Pol oscillators in a model for the heartbeat: Physica A (2004) Volume 338, Issues 3-4, 15 July 2004, Pages 335-355

  148. R. L. Viana, A. S. Fernandes: Colisões elásticas entre duas esferas: um tratamento intermediário para estudantes de graduação: Revista Ciências Exatas e Naturais (2004) Volume 5, No. 2, pp. 221-233, Julho 2004.

  149. C. Anteneodo, A. M. Batista, and R. L. Viana: Chaos synchronization in long-range coupled map lattices: Physics Letters A (2004) Volume 326, Issues 3-4, 7 June 2004, Pages 227-233

  150. S. L. T. de Souza, I. L. Caldas, R. L. Viana, and J. M. Balthazar: Sudden changes in chaotic attractors and transient basins in a model for rattling in gearboxes: Chaos, Solitons and Fractals 21 (2004) 763-772.

  151. R. L. Viana, J. R. R. Barbosa, and C. Grebogi: Unstable dimension variability and codimension one bifurcations of two-dimensional maps: Physics Letters A, Vol. 321, 244-251 (2004).

  152. M. Roberto, E. C. da Silva, I. L. Caldas, and R. L. Viana: Magnetic trapping caused by resonant perturbations in tokamaks with reversed magnetic shear: Physics of Plasmas 11, 214-225 (2004).

  153. R. L. Viana, C. Grebogi, S. E. de S. Pinto, S. R. Lopes, A. M. Batista, and J. Kurths: Validity of numerical trajectories in the synchronization transition of complex systems: Physical Review E 68, 067204 (2003).

  154. C. Anteneodo, S. E. de S. Pinto, A. M. Batista, and R. L. Viana: Analytical results for coupled map lattices with long-range interactions: Physical Review E 68, 045202 (R) (2003). PDF (70.5 kB), Erratum: Phys. Rev. E 69, 045202(E) (2004)

  155. R. L. Viana, C. Grebogi, S. E. de S. Pinto, J. R. R. Barbosa: Pseudo-deterministic chaotic systems, International Journal of Bifurcation and Chaos, Vol. 13, Number 11, 3235-3253 (2003).

  156. M. S. T. de Freitas, R. L. Viana, and C. Grebogi: Erosion of the safe basin for the transversal oscillations of a suspension bridge: Chaos, Solitons and Fractals 18, 829-841 (2003).

  157. J. S. E. Portela, R. L. Viana, I. L. Caldas: Chaotic magnetic fields in tokamaks with ergodic magnetic limiters: Physica A 317, 411-431 (2003).

  158. E. F. Manffra, I. L. Caldas, R. L. Viana: Stabilizing periodic orbits in a chaotic semiconductor laser, Chaos, Solitons and Fractals 15, 327-341 (2003).

  159. S. H. C. Marcos, S. R. Lopes, R. L. Viana: Boundary crisis, fractal basin boundaries, and electric power collapses: Chaos, Solitons and Fractals 15, 417-424 (2003)

  160. A. M. Batista, S. E. de S. Pinto, R. L. Viana, and S. R. Lopes: Mode locking in small-world networks of coupled circle maps: Physica A 322, 118-128 (2003).

  161. R. L. Viana, S. E. S. Pinto, C. Grebogi: Chaotic bursting at the onset of unstable dimension variability: Physical Review E 66, 046213 (2002).

  162. A. M. Batista, S. E. de S. Pinto, R. L. Viana, S. R. Lopes: Lyapunov spectrum and synchronization of piecewise linear map lattices with power-law coupling, Physical Review E Vol. 65, Pages 056209 (2002).

  163. E. C. da Silva, I. L. Caldas, R. L. Viana, and M. A. F. Sanjuan: Escape patterns, magnetic footprints, and homoclinic tangles due to ergodic magnetic limiters, Physics of Plasmas Vol. 9, Pages 4917-4928 (2002).

  164. I. L. Caldas, R. L. Viana, A. Vannucci, E. C. da Silva, M. S. T. Araujo, K. Ullmann, M. V. A. P. Heller, M. Y. Kucinski: Control of chaotic magnetic fields in Tokamaks: Brazilian Journal of Physics Vol. 32, Pages 980-1004 (2002).

  165. A. M. Batista, R. L. Viana: Kolmogorov - Sinai entropy for locally coupled piecewise linear maps, Physica A Vol. 308, Pages 125-134 (2002).

  166. E. C. da Silva, I. L. Caldas e R. L. Viana: Ergodic Magnetic Limiter for the TCABR, Brazilian Journal of Physics, Vol. 32, Pages 39-45 (2002).

  167. E. C. da Sliva, I. L. Caldas, R. L. Viana: Bifurcations and onset of chaos on the ergodic magnetic limiter mapping, Chaos, Solitons and Fractals Vol. 14, 403-423 (2002).

  168. E. F. Manffra, I. L. Caldas, R. L. Viana, H. J. Kalinowski: Type-I intermittency and crisis-induced intermittency in a semiconductor laser under injection current modulation, Nonlinear Dynamics 27, 185-195 (2002).

  169. A. M. Batista, R. L. Viana: Short-term memories in lattices of inductively coupled AC-driven circuits, Physica A 303, 410-420 (2002).

  170. S. E. de S. Pinto, S. R. Lopes, R. L. Viana: Collective behavior in a chain of van der Pol oscillators with power-law coupling, Physica A 303, 339-356 (2002).

  171. R. L. Viana: Adiabatic plasma rotations in orthogonal coordinate systems, Brazilian Journal of Physics Vol. 31, pp. 58 (2001);

  172. R. L. Viana, C. Grebogi: Riddled basins and unstable dimension variability in chaotic systems with and without symmetry, International Journal of Bifurcation and Chaos Vol. 11, pp. 2689 (2001);

  173. E. C. da Silva, I. L. Caldas, R. L. Viana: Field line diffusion and loss in a Tokamak with an ergodic magnetic limiter, Physics of Plasmas, Vol. 8, Number 6(2001), pp. 2855-2865.

  174. E. C. da Silva, I. L. Caldas, R. L. Viana: The structure of chaotic magnetic field lines in a Tokamak with external nonsymmetric magnetic perturbations, IEEE Transactions on Plasma Science, Vol. 29, pp. 617 (2001);

  175. A. M. Batista, R. L. Viana: Lyapunov exponents of a lattice of chaotic maps with a power-law coupling, Physics Letters A Vol. 286, pp. 134 (2001)

  176. E. C. da Silva, I. L. Caldas and R. L. Viana, Chaotic Field Line Diffusion In Tokamaks, AIP Conference Proceedings, Vol. 563, pp. 167-172 (2001); doi: 10.1063/1.1374903.

  177. R. L. Viana, C. Grebogi: Unstable dimension variability and synchronization of chaotic systems, Physical Review E Vol. 62, Number 1 (July), Pages 462-468 (2000).

  178. R. L. Viana: Chaotic magnetic field lines in a Tokamak with resonant helical windings, Chaos, Solitons & Fractals, Vol. 11, Pages 765-778 (2000).

  179. A. M. Batista, R. L. Viana, S. R. Lopes: Multiple short-term memories in coupled weakly nonlinear map lattices, Physical Review E, Vol. 61, Number 5 (May), Pages 5990-5993 (2000).

  180. S. E. de S. Pinto, R. L. Viana: Synchronization plateaus in a lattice of coupled sine-circle maps, Physical Review E, Vol. 61, Number 5 (May) 5154-5161 (2000).

  181. E. F. Manffra, H. J. Kalinowski, R. L. Viana: Chaos suppression in vertical cavity surface emitting laser diodes, Journal of Microwaves and Optoelectronics, Vol. 2, No. 1, pp. 49-53 (2000).

  182. R. L. Viana: Introdução às Redes de Mapas Acoplados: Modelos para o Estudo de Caos Espaço-Temporal, Notas de Aula, Mini-Curso de Pos-Graduação no Instituto de Física da Universidade de São Paulo (21 a 25 de fevereiro de 2000), IFUSP Preprint P-1527

  183. R. A. Clemente, R. L. Viana: On axisymmetric double adiabatic MHD equilibria with plasma flow, Plasma Physics and Controlled Fusion, Vol. 41, No. 4, Pages 567-573 (1999).

  184. R. A. Clemente, R. L. Viana: Detailed derivation of axisymmetric double adiabatic MHD equilibria with general plasma flow, Brazilian Journal of Physics, Vol. 29, No. 2 (September), Pages 457-468 (1999).

  185. R. L. Viana, A. M. Batista: Synchronization of coupled kicked limit cycle systems, Chaos, Solitons and Fractals, Vol. 9, Number 12, Pages 1931-1944 (1998).

  186. R. L. Viana: MHD equilibrium equation with azimuthal rotation in a curvilinear coordinate system, International Journal of Theoretical Physics, Vol. 37, No. 10, Pages 2657-2667 (1998).

  187. R. Pakter, S. R. Lopes, and R. L. Viana: Transition to chaos in the conservative four-wave parametric interactions, Physica D, Vol. 110, Pages 277-288 (1997).

  188. R. A. Clemente, R. L. Viana: Spherically symmetric stationary MHD equilibria with azimuthal rotation, Plasma Physics and Controlled Fusion, Vol. 39, Pages 197-203 (1997).

  189. R. L. Viana and D. B. Vasconcelos: Field-line stochasticity in a tokamak with an ergodic magnetic limiter, Dynamics and Stability of Systems, Vol. 12, Number 2, Pages 75-88 (1997).

  190. I. L. Caldas, J. M. Pereira, K. Ullmann, and R. L. Viana: Magnetic field line mappings for a tokamak with ergodic limiters, Chaos, Solitons and Fractals, Vol. 7, Number 7, Pages 991-1010 (1996).

  191. R. L. Viana: Hamiltonian representation for magnetic field lines in an exactly soluble model, Brazilian Journal of Physics, Vol. 25, Number 3 (September), Pages 215-218.

  192. R. L. Viana: Comment on a hamiltonian representation for helically symmetric fields, Plasma Physics and Controlled Fusion, Vol. 36, Pages 587-588 (1994).

  193. E. Abdalla, F. M. de Carvalho Filho, and R. L. Viana: Stochastic quantization of the nonlinear sigma model and the background field model, International Journal of Theoretical Physics, Vol. 33, Number 6, Pages 1241-1250 (1994)

  194. R. L. Viana: Magnetic field line hamiltonian for some perturbed MHD equilibria in cylindrical geometry, Revista Mexicana de Fisica, Vol. 39, Number 6, Page 902-912 (1993).

  195. R. L. Viana and I. L. Caldas: Peripheral stochasticity in tokamaks: the Martin-Taylor model revisited, Zeitschrift für Naturforschung A, Vol. 47, Pages 941-944 (1992).

  196. R. L. Viana and I. L. Caldas: Comments on the magnetic field generated by an infinite current grid, European Journal of Physics, Vol. 12, Pages 293-296 (1991).

  197. E. Abdalla and R. L. Viana: Analytic stochastic regularization in QCD and its supersymmetric extension, Modern Physics Letters A, Vol. 4, Number 5, Pages 491-499 (1989).

  198. E. Abdalla and R. L. Viana: Breaking of gauge invariance in spinor QED induced by a stochastic regulator, Revista Brasileira de Fisica, Vol. 19, No. 2, pp. 203-214 (1989)

  199. E. Abdalla, M. Gomes, R. L. Viana, A. Lima-Santos, and M. C. Abdalla: Analytic stochastic regularization: various applicaitons in gauge and supersymmetric theories, Revista Brasileira de Fisica, Vol. 19, No. 3, pp. 307-329 (1989).