期刊：Nonlinear Analysis
卷册：Volume 64, Issue 3
年份：1 February 2006
页码：Pages 440-456
篇名：Dispersal permanence of a periodic predator–prey system with Beddington–DeAngelis functional response
作者：Jing’an Cui
链接：
http://www.sciencedirect.com/science?_ob=ArticleURL&_udi=B6V0Y-4GTW8P8-1&_user=10&_coverDate=02%2F01%2F2006&_alid=1168399340&_rdoc=6&_fmt=high&_orig=search&_cdi=5659&_sort=r&_docanchor=&view=c&_ct=242&_acct=C000050221&_version=1&_urlVersion=0&_userid=10&md5=e2699795e5a34dac66b2c6e9f6f5316c