1. Arkin, R.C., Hobbs, J.D.: Dimensions of Communication and Social Organization in Multi-agent Robotic Systems. In: Meyer, J.-A., Roitblat, H.L., Wilson, S.W. (eds.) Procs. of the Second Intl. Conf. on Simulation of Adaptive Behavior, pp. 486–493. MIT Press, Cambridge (1992)
2. Arkin, R.C., Ali, K.S.: Integration of Reactive and Telerobotic Control in Multi-agent Robotic Systems. In: Cliff, D., Husbands, P., Meyer, J.-A., Wilson, S.W. (eds.) Procs. of the Third Intl. Conf. on Simulation of Adaptive Behavior, pp. 473–478. MIT Press, Cambridge (1994)
3. Balch, T.: Behavioral Diversity in Learning Robot Teams. PhD thesis, College of Computing, Georgia Institute of Technology (1998)
4. Balch, T.: Reward and Diversity in Multirobot Foraging. In: IJCAI 1999 Workshop on Agents Learning About, From and With other Agents, Sweden, July 31 - August 6 (1999)
5. Balch, T.: Hierarchic Social Entropy: An Information Theoretic Measure of Robot Group Diversity. Autonomous Robots 8(3) (July 2000) (to appear)