Periodic solutions for seasonal SIQRS models with nonlinear infection terms

by Shaday Guerrero-Flores, Osvaldo Osuna, Cruz Vargas-de-Leon
Published 2019-07-01

Existence of periodic solutions for seasonal epidemic models with quarantine

by Carlos Osvaldo Osuna Castro, Shaday Guerrero Flores, Geiser Villavicencio Pulido
Published 2018-07-01

Different types of backward bifurcations on account of an improvement in treatment efficiency

by Carlos Osvaldo Osuna Castro, Shaday Guerrero-Flores, Geiser Villavicencio-Pulido
Published 2018-07-01