Dynamics of a Predator-Prey Model. - Eduardo Sáez; Eduardo González-Olivares (SIAM J. Appl. Math., 1999)

Simultaneous Zip Bifurcation and Limit Cycles in Three Dimensional Competition Models. - Eduardo Sáez; Eduardo Stange; Iván Szántó (SIAM J. Appl. Dyn. Syst., 2006)

Coexistence of algebraic and nonalgebraic limit cycles in Kukles systems. - Eduardo Sáez; Iván Szántó (Period. Math. Hung., 2008)

Three Limit Cycles in a Leslie–Gower Predator-Prey Model with Additive Allee Effect. - Pablo Aguirre; Eduardo González-Olivares; Eduardo Sáez (SIAM J. Appl. Math., 2009)

Bifurcations of limit cycles in Kukles systems of arbitrary degree with invariant ellipse. - Eduardo Sáez; Iván Szántó (Appl. Math. Lett., 2012)