1. Axelrod, R.: Structure of decision: the cognitive maps of political elites, Princeton, N.J (1976)
2. Baget, J.-F., Mugnier, M.-L.: The SG Family: extensions of simple conceptual graphs. In: Proceedings of the 17th International Joint Conference on Artificial Intelligence, pp. 205–210. Morgan Kaufmann Publishers (2001)
3. Buzan, T., Buzan, B.: The Mind Map Book. BBC Active (2003)
4. Celik, F.D., Ozesmi, U., Akdogan, A.: Participatory ecosystem management planning at tuzla lake (turkey) using fuzzy cognitive mapping (2005)
5. Chaib-draa, B.: Causal Maps: Theory, Implementation and Practical Applications in Multiagent Environments. IEEE Transactions on Knowledge and Data Engineering 14(2), 1–17 (2002)