标题 The Effect of Constant and Mixed Impulsive Vaccination on SIS Epidemic Models Incorporating Media Coverage
作者 Yongfeng Li, Chaoqun Ma, and Jingan Cui
期刊名称: Rocky Mountain J. Math. Volume 38, Number 5 (2008), 1437-1455.
电子链接 http://nsdl.org/resource/2200/20081023114644369T
[此贴子已经被作者于2009-1-5 21:46:27编辑过]


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