The following publications are possibly variants of this publication:
- Permanence, extinction and balancing survival in nonautonomous Lotka-Volterra system with delaysShengqiang Liu, Lansun Chen. amc, 129(2-3):481-499, 2002. [doi]
- Permanence of Stochastic Lotka-Volterra SystemsMeng Liu, Meng Fan. jns, 27(2):425-452, 2017. [doi]
- Permanence and extinction analysis for a delayed periodic predator-prey system with Holling type II response function and diffusionZijian Liu, Shouming Zhong. amc, 216(10):3002-3015, 2010. [doi]
- Profitless delays for permanence in a pure-delayed nonautomous Lotka-Volterra competitive system with infinite delays and discrete delaysXinzhu Meng, Huidong Cheng, Lansun Chen. snpd 2007: 150-153 [doi]
- Permanence in a Discrete n-Species Non-Autonomous Lotka-Volterra Competitive Systems with Infinite Delays and Feedback ControlXiaoxing Chen. advcs, 10(4):463-477, 2007. [doi]