1. Axelrod, R.: The Evolution of Cooperation. Basic Books, New York (1984)
2. Bacchus, F., van Beek, P.: On the conversion between non-binary and binary constraint satisfaction problems. In: Proceedings of the 15th National Conference on Artificial Intelligence (AAAI-98) and of the 10th Conference on Innovative Applications of Artificial Intelligence (IAAI-98), pp. 311–318. AAAI Press, Menlo Park (1998)
3. Bachelet, V., Talbi, E.: Cosearch: a co-evolutionary metaheuristics. In: Proceedings of Congress on Evolutionary Computation (CEC’00), pp. 1550–1557 (2000)
4. Clair, G., Gleizes, M.P., Kaddoum, E., Picard, G.: Self-regulation in self-organising multi-agent systems for adaptive and intelligent manufacturing control. In: Second IEEE International Conference on Self-Adaption and Self-Organization (SASO 2008), Venice, Italy, 20–24 October 2008. IEEE Computer Society, Los Alamitos (2008)
5. Clearwater, S.H., Hogg, T., Huberman, B.A.: Cooperative problem solving. In: Computation: The Micro and Macro View, pp. 33–70. World Scientific, Singapore (1992)