@article{chan_franke_2004, title={Probabilities of extinction, weak extinction permanence, and mutual exclusion in discrete, competitive, Lotka-Volterra systems}, volume={47}, DOI={10.1016/S0898-1221(04)00018-5}, number={03-Feb}, journal={Computers & Mathematics With Applications}, author={Chan, D. M. and Franke, J. E.}, year={2004}, pages={365–379} }
 @article{chan_franke_2004, title={Probabilities of extinction, weak extinction, permanence, and mutual exclusion in discrete, competitive, Lotka-Volterra systems that involve invading species}, volume={40}, DOI={10.1016/j.mcm.2004.10.013}, number={08-Jul}, journal={Mathematical and Computer Modelling}, author={Chan, D. M. and Franke, J. E.}, year={2004}, pages={809–821} }
 @article{chan_franke_2001, title={Multiple extinctions in a discrete competitive system}, volume={2}, DOI={10.1016/S0362-546X(99)00282-5}, number={1}, journal={Nonlinear Analysis. Real World Applications}, author={Chan, D. M. and Franke, J. E.}, year={2001}, pages={75–91} }