with : Juan Manuel Serrano

8th International Conference on Autonomous Agents and Multiagent Systems (AAMAS 2009) — 10/05/2009–15/05/2009

4th European Workshop on Multi-Agent Systems (EUMAS 2006) — 14/12/2006–15/12/2006

The ECAI'06 International Workshop on Coordination, Organisations, Institutions and Norms in agent systems (COIN@ECAI 2006) — 28/08/2006