- Jomi Fred Hübner, Eric T. Matson, Olivier Boissier, Virginia Dignum, editors, Coordination, Organizations, Institutions and Norms in Agent Systems IV, COIN 2008 International Workshops, COIN@AAMAS 2008, Estoril, Portugal, May 12, 2008. COIN@AAAI 2008, Chicago, USA, July 14, 2008. Revised Selected Papers. Volume 5428 of Lecture Notes in Computer Science, Springer, 2009.
- John Collins, Peyman Faratin, Simon Parsons, Juan A. Rodríguez-Aguilar, Norman M. Sadeh, Onn Shehory, Elizabeth Sklar, editors, Agent-Mediated Electronic Commerce and Trading Agent Design and Analysis, AAMAS 2007 Workshop, AMEC 2007, Honolulu, Hawaii, May 14, 2007, and AAAI 2007 Workshop, TADA 2007, Vancouver, Canada, July 23, 2007, Selected and Revised Papers. Volume 13 of Lecture Notes in Business Information Processing, Springer, 2009.
- Klaus Fischer 0001, Jörg P. Müller, James Odell, Arne-Jørgen Berre, editors, Agent-Based Technologies and Applications for Enterprise Interoperability - International Workshops, ATOP@AAMAS 2005, Utrecht, The Netherlands, July 25-26, 2005, and ATOP@AAMAS 2008, Estoril, Portugal, May 12-13, 2008, Revised Selected Papers. Volume 25 of Lecture Notes in Business Information Processing, Springer, 2009.
- Carles Sierra, Cristiano Castelfranchi, Keith S. Decker, Jaime Simão Sichman, editors, 8th International Joint Conference on Autonomous Agents and Multiagent Systems (AAMAS 2009), Budapest, Hungary, May 10-15, 2009, Volume 2. IFAAMAS, 2009.
- Carles Sierra, Cristiano Castelfranchi, Keith S. Decker, Jaime Simão Sichman, editors, 8th International Joint Conference on Autonomous Agents and Multiagent Systems (AAMAS 2009), Budapest, Hungary, May 10-15, 2009, Volume 1. IFAAMAS, 2009.
- George A. Vouros, Alexander Artikis, Kostas Stathis, Jeremy V. Pitt, editors, Organized Adaption in Multi-Agent Systems, First International Workshop, OAMAS 2008, Estoril, Portugal, May 13, 2008. Revised and Invited Papers. Volume 5368 of Lecture Notes in Computer Science, Springer, 2009.