Researchr is a web site for finding, collecting, sharing, and reviewing scientific publications, for researchers by researchers.
Sign up for an account to create a profile with publication list, tag and review your related work, and share bibliographies with your co-authors.
Lijuan Chen, Liujuan Chen, Zhong Li. Permanence of a delayed discrete mutualism model with feedback controls. Mathematical and Computer Modelling, 50(7-8):1083-1089, 2009. [doi]
Abstract is missing.