1. The Major Transitions in Evolution;Szathmáry,1995
2. Human cooperation;Rand;Trends Cogn. Sci.,2013
3. Prisoner’s Dilemma: A Study in Conflict and Cooperation;Anatol,1965
4. The evolution of reciprocal altruism;Trivers;Q. Rev. Biol.,1971
5. Essays in Game Theory and Mathematical Economics in Honor of Oskar Morgenstern, Vol. 4;Aumann,1981