共 3 条
[2]
非线性生物动力系统.[M].陈兰荪;陈键著;.科学出版社.1993,
[3]
Dynamical behavior of epidemiological models with nonlinear incidence rates.[J].Wei-min Liu;Herbert W. Hethcote;Simon A. Levin.Journal of Mathematical Biology.1987, 4