Periodic solution for a delayed three-species food-chain system with Holling type-II functional response. Liu, Qiming; Xu, Rui — 2003 International Journal of Mathematics and Mathematical Sciences
Existence and global attractivity of periodic solutions in n -species food-chain system with time delays. Liu, Qiming; Zhou, Haiyun — 2003 JIPAM. Journal of Inequalities in Pure & Applied Mathematics [electronic only]
Periodic solutions for a delayed predator-prey system with dispersal and impulses. Liu, Qiming; Dong, Shijie — 2005 Electronic Journal of Differential Equations (EJDE) [electronic only]
Stability and bifurcation of a class of discrete-time Cohen-Grossberg neural networks with delays. Liu, Qiming; Xu, Rui; Wang, Zhiping — 2011 Discrete Dynamics in Nature and Society
Limit cycles for a class of polynomial systems and applications. Feng, Hanying; Xu, Rui; Liu, Qiming; Yang, Pinghua — 2003 Electronic Journal of Differential Equations (EJDE) [electronic only]