Oscillation for second-order nonlinear neutral delay difference equations. - Y. G. Sun; S. H. Saker (Appl. Math. Comput., 2005)

Existence of positive periodic solutions of nonlinear discrete model exhibiting the Allee effect. - Y. G. Sun; S. H. Saker (Appl. Math. Comput., 2005)

Oscillatory and asymptotic behavior of positive periodic solutions of nonlinear discrete model exhibiting the allee effect. - Y. G. Sun; S. H. Saker (Appl. Math. Comput., 2005)

Forced oscillation of higher-order nonlinear differential equations. - Y. G. Sun; S. H. Saker (Appl. Math. Comput., 2006)

Positive periodic solutions of discrete three-level food-chain model of Holling type II. - Y. G. Sun; Samir H. Saker (Appl. Math. Comput., 2006)

Oscillation of higher-order forced nonlinear differential equations. - Y. G. Sun; Angelo B. Mingarelli (Appl. Math. Comput., 2007)

Forced oscillation of higher order nonlinear difference equations. - Y. G. Sun; S. H. Saker (Appl. Math. Comput., 2007)