一类具生物控制和比率型功能反应的食物链系统周期解的存在性

赵明, 程荣福

Existence of Periodic Solution of a Food Chain System withBiocontrol and Ratio Functional Response

ZHAO Meng, CHENG Rong-Fu

吉林大学学报(理学版) . 2009, (4): 730 -736 .