The center problem for a 2: -3 resonant cubic Lotka-Volterra system. - Diana Dolicanin; Jaume Giné; Regilene D. S. Oliveira; Valery G. Romanovski (Appl. Math. Comput., 2013)

Global phase portraits of a SIS model. - Regilene D. S. Oliveira; Alex C. Rezende (Appl. Math. Comput., 2013)

Global phase Portraits of quadratic Polynomial differential Systems with a Semi-Elemental Triple Node. - Joan C. Artés; Alex C. Rezende; Regilene D. S. Oliveira (Int. J. Bifurc. Chaos, 2013)

The Geometry of Quadratic Polynomial Differential Systems with a Finite and an Infinite Saddle-Node (A, B). - Joan C. Artés; Alex C. Rezende; Regilene D. S. Oliveira (Int. J. Bifurc. Chaos, 2014)

The Geometry of Quadratic Polynomial Differential Systems with a Finite and an Infinite Saddle-Node (C). - Joan C. Artés; Alex C. Rezende; Regilene D. S. Oliveira (Int. J. Bifurc. Chaos, 2015)

Topological Classification of Quadratic Polynomial Differential Systems with a Finite Semi-Elemental Triple Saddle. - Joan C. Artés; Regilene D. S. Oliveira; Alex C. Rezende (Int. J. Bifurc. Chaos, 2016)

Chaotic Behavior of a Generalized Sprott E Differential System. - Regilene D. S. Oliveira; Cláudia Valls (Int. J. Bifurc. Chaos, 2016)

Cyclicity of some analytic maps. - Matej Mencinger; Brigita Fercec; Regilene D. S. Oliveira; Dusan Pagon (Appl. Math. Comput., 2017)

Bi-center problem for some classes of Z2-equivariant systems. - Valery G. Romanovski; Wilker Fernandes; Regilene D. S. Oliveira (J. Comput. Appl. Math., 2017)