1. Alpern B, Attanasio D, Barton JJ, Cocchi A, Hummel SF, Lieber D, Mergen M, Ngo T, Shepherd J, Smith S (1999) Implementing Jalapeño in Java, ACM SIGPLAN Conference on object-oriented programming systems, languages, and applications (OOPSLA 1999), Denver, Colorado, November 1, 1999
2. Boella G, van der Torre LWN (2003) Attributing mental attitudes to normative systems. AAMAS 2003: Proceedings of the second international joint conference on Autonomous agents and multiagent systems, Melbourne, Australia. ACM Press, pp 942–943
3. Boella G, van der Torre LWN (2004) Regulative and constitutive norms in normative multiagent systems. KR 2004: Proceedings of the Ninth International conference on the principles of knowledge representation and reasoning, Whistler, Canada. AAAI Press, pp 255–266
4. Broersen J, Dastani M, Hulstijn J, van der Torre LWN (2002) Goal generation in the boid architecture. Cogn Sci Q 2(3–4):428–447
5. Cabri G, Leonardi L, Zambonelli F (2002a) XRole: XML Roles for Agent Interaction, EMCSR 2002: Proceedings of the 3rd International symposium “From Agent theory to Agent implementation”, at the 16th European meeting on cybernetics and systems research, Wien, April 2002