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.
Guangzhao Zeng, Lansun Chen, Lihua Sun, Ying Liu. Permanence and the Existence of the Periodic Solution of the Non-Autonomous Two-Species Competitive Model with Stage Structure. Advances in Complex Systems, 7(3-4):385-393, 2004. [doi]