An Algorithm for Symbolic Computation of Center Manifolds. - Emilio Freire; Estanislao Gamero; Enrique Ponce; Leopoldo García Franquelo (ISSAC, 1988)

An Algorithm for Symbolic Computation of Hopf Bifurcation. - Emilio Freire; Estanislao Gamero; Enrique Ponce (Computers and Mathematics, 1989)

On the Hopf-Pitchfork bifurcation in the Chua's equation. - Antonio Algaba; Manuel Merino; Emilio Freire; Estanislao Gamero; Alejandro J. Rodríguez-Luis (Int. J. Bifurc. Chaos, 2000)

A Note on the Triple-Zero Linear Degeneracy: Normal Forms, Dynamical and bifurcation Behaviors of an Unfolding. - Emilio Freire; Estanislao Gamero; Alejandro J. Rodríguez-Luis; Antonio Algaba (Int. J. Bifurc. Chaos, 2002)

Some Results on Chua's equation Near a Triple-Zero Linear Degeneracy. - Antonio Algaba; Manuel Merino; Emilio Freire; Estanislao Gamero; Alejandro J. Rodríguez-Luis (Int. J. Bifurc. Chaos, 2003)

Resonances of Periodic orbits in RÖssler System in Presence of a Triple-Zero bifurcation. - Antonio Algaba; Emilio Freire; Estanislao Gamero; Alejandro J. Rodríguez-Luis (Int. J. Bifurc. Chaos, 2007)

On orbital-reversibility for a class of planar dynamical systems. - Antonio Algaba; I. Checa; Cristóbal García; Estanislao Gamero (Commun. Nonlinear Sci. Numer. Simul., 2015)

Orbital normal forms for a class of three-dimensional systems with an application to Hopf-zero bifurcation analysis of Fitzhugh-Nagumo system. - Antonio Algaba; Natalia Fuentes; Estanislao Gamero; Cristóbal García (Appl. Math. Comput., 2020)

On the integrability problem for the Hopf-zero singularity and its relation with the inverse Jacobi multiplier. - Antonio Algaba; Natalia Fuentes; Estanislao Gamero; Cristóbal García (Appl. Math. Comput., 2021)

Orbital Hypernormal Forms. - Antonio Algaba; Estanislao Gamero; Cristóbal García (Symmetry, 2021)