Tintinago-Ruiz, P. C., González-Olivares , E. . and Rojas-Palma, A. (2022) “Dynamics of a predation model considering sigmoid functional response and alternative food for predators”, Selecciones Matemáticas, 9(02), pp. 275 - 286. doi: 10.17268/sel.mat.2022.02.05.