with : Stamatis Karnouskos

15th German Conference on Multiagent System Technologies (MATES 2017) — 23/08/2017–26/08/2017

13th German Conference on Multi-Agent System Technologies (MATES 2015) — 28/09/2015–02/10/2015

Coordination Models, Languages and Applications. Special Track of the 2002 ACM Symposium on Applied Computing (CM 2002 @ SAC 2002) — 14/03/2002

Coordination Models, Languages and Applications. Special Track of the 2001 ACM Symposium on Applied Computing (CM 2001 @ SAC 2001) — 14/03/2001