Existence of positive T-periodic solutions of a generalized Nicholson's blowflies model with a nonlinear harvesting term. - Pablo Amster; Alberto Déboli (Appl. Math. Lett., 2012)

Lazer-Leach conditions for coupled Gompertz-like delayed systems. - Pablo Amster; Alberto Déboli; Mariel Paula Kuna (Appl. Math. Lett., 2018)