1. Decker, K., Sycara, K., Pannu, A., and Williamson, M., “Designing Behaviors for Information Agents,” Proc. First Internat. Conf. on Autonomous Agents (AGENTS-97), February, 1997. See also http://www.cs.cmu.edu/~ftagents/papers/autoag96.ps.gz .
2. R. Elio and A. Haddadi, “Abstract Models and Conversation Policies”, Proc. Workshop on Specifying and Implementing Conversation Policies, Autonomous Agents’99 Conference, Seattle, May, 1999. See also http://www.boeing.com/special/agents99/elioa.pdf .
3. B. Faltings, O. Belakdar, S. Willmott,“Intelligent Agents”, CS course at EPFL, Lausanne, 2000. See also http://nrc.stanford.edu/~etrie/agents/falt.html .
4. M. Genesereth and S. Ketchpel, “Software Agents”qq, Communications of the ACM, 37 (7), July 1994. See also http://logic.stanford.edu/papers/agents.ps .
5. M. Huhns, “Interaction-Oriented Programming”, in this volume.