Periodic solutions of periodic generalized food limited model. Li, Yongkun — 2001 International Journal of Mathematics and Mathematical Sciences
Positive periodic solutions of a discrete mutualism model with time delays. Li, Yongkun — 2005 International Journal of Mathematics and Mathematical Sciences
Existence and exponential stability of periodic solution for continuous-time and discrete-time generalized bidirectional neural networks. Li, Yongkun — 2006 Electronic Journal of Differential Equations (EJDE) [electronic only]
Positive almost periodic solutions of non-autonomous delay competitive systems with weak allee effect. Li, Yongkun; Zhao, Kaihong — 2009 Electronic Journal of Differential Equations (EJDE) [electronic only]
Existence of almost periodic solutions for Hopfield neural networks with continuously distributed delays and impulses. Li, Yongkun; Zhang, Tianwei — 2009 Electronic Journal of Differential Equations (EJDE) [electronic only]
Robust stability analysis of fuzzy neural network with delays. Zhao, Kaihong; Li, Yongkun — 2009 Mathematical Problems in Engineering
Existence of 2 n positive periodic solutions to n -species nonautonomous food chains with harvesting terms. Li, Yongkun; Zhao, Kaihong — 2010 Advances in Difference Equations [electronic only]
Almost periodic solutions of a discrete mutualism model with feedback controls. Wang, Zheng; Li, Yongkun — 2010 Discrete Dynamics in Nature and Society
On the existence of solutions for impulsive Duffing dynamic equations on time scales with Dirichlet boundary conditions. Li, Yongkun; Zhang, Tianwei — 2010 Abstract and Applied Analysis
Existence and global exponential stability of equilibrium solution to reaction-diffusion recurrent neural networks on time scales. Zhao, Kaihong; Li, Yongkun — 2010 Discrete Dynamics in Nature and Society
Existence of solutions for a class of damped vibration problems on time scales. Li, Yongkun; Zhou, Jianwen — 2010 Advances in Difference Equations [electronic only]
Multiple positive periodic solutions to a non-autonomous Lotka-Volterra predator-prey system with harvesting terms. Zhao, Kaihong; Li, Yongkun — 2011 Electronic Journal of Differential Equations (EJDE) [electronic only]
Multiple positive solutions for second-order p -Laplacian dynamic equations with integral boundary conditions. Li, Yongkun; Zhang, Tianwei — 2011 Boundary Value Problems [electronic only]
Positive periodic solutions of neutral logistic difference equations with multiple delays. Li, Yongkun; Chen, Qian — 2007 Electronic Journal of Differential Equations (EJDE) [electronic only]
Extremal solutions of periodic boundary value problems for first-order impulsive integrodifferential equations of mixed-type on time scales. Li, Yongkun; Zhang, Hongtao — 2007 Boundary Value Problems [electronic only]
Existence of positive periodic solution of a periodic cooperative model with delays and impulses. Li, Yongkun; Xing, Wenya — 2006 International Journal of Mathematics and Mathematical Sciences
Bifurcation analysis for a two-dimensional discrete-time Hopfield neural network with delays. Ren, Yaping; Li, Yongkun — 2007 International Journal of Mathematics and Mathematical Sciences
Existence and attractivity of periodic solutions to Cohen-Grossberg neural network with distributed delays. Li, Yongkun; Zhu, Lifei — 2005 Electronic Journal of Differential Equations (EJDE) [electronic only]
Exponential convergence for BAM neural networks with distributed delays. Li, Yongkun; Ren, Yaping — 2008 Electronic Journal of Differential Equations (EJDE) [electronic only]
Positive periodic solutions of neutral functional differential equations with a parameter and impulse. Fan, Xuanlong; Li, Yongkun — 2008 Electronic Journal of Differential Equations (EJDE) [electronic only]