1. Evolutionarily unstable fitness maxima and stable fitness minima of continuous traits;Abrams;Evol. Ecol.,1993
2. Stability properties of 2-species models of mutualism: simulation studies;Addicott;Oecologia,1981
3. The mediation of competition by mycorrhizae in successional and patchy environments;Allen,1990
4. The evolution of cooperation;Axelrod;Science,1981
5. Carbon metabolism in zooxanthellae-coelenterate symbiosis;Battey,1992