1. Abelson, Robert. 1964. Mathematical models of the distribution of attitudes under controversy. In Contributions to mathematical psychology, Hrsg. N. Frederiksen und H. Gulliksen, 141–160. New York: Holt, Rinehart and Winston.
2. Axelrod, Robert. 1984. The evolution of cooperation. New York: Basic books.
3. Axelrod, Robert. 1995. A model of the emergence of new political actors. In Artificial societies: The computer simulation of social life, Hrsg. N. Gilbert und R. Conte, 19–39. London: UCL Press.
4. Axelrod, Robert. 1997. The complexity of cooperation: Agent-based models of competition and cooperation. Princeton: Princeton University Press.
5. Axtell, Robert. 2001. Why agents? On the varied motivations for agent computing in the social sciences. Center on social and economic dynamics working paper 17.