| Jul 2009 | International Conference on Application of Concurrency to system design in Augsburg |
| Jun 2009 | Int Workshop on Abstractions for Petri Nets and Other Models of Concurrency in Paris |
| Oct 2008 | 9th Workshop and Tutorial on Practical Use of Coloured Petri Nets and CPN Tools in Aarhus |
| Jun 2008 | 29th International Conference on Application and Theory of Petri Nets and Other Models of Concurrency in Xian |
| Jun 2008 | International Workshop on Concurrency Methods: Issues and Applications in Xian |
| Jun 2008 | International Workshop on Process Mining and Petri Net Synthesis in Xian |
| Mar 2008 | Workshop on Domain Specific Modeling Languages in Berlin |
| Mar 2008 | Workshop on Petri Net Tools and Applications in Marseille |
| Oct 2007 | 8th Workshop and Tutorial on Practical Use of Coloured Petri Nets and CPN Tools in Aarhus |
| Sep 2007 | 4th International Workshop on Web Services and Formal Methods in Brisbane |
| Jun 2007 | 28th International Conference on Application and Theory of Petri Nets and Other Models of Concurrency in Siedlce |
| Oct 2006 | Workshop open.BPM in Hamburg |
| Oct 2006 | 7th Workshop and Tutorial on Practical Use of Coloured Petri Nets and CPN Tools in Aarhus |
| Jun 2006 | 27th International Conference on Application and Theory of Petri Nets and Other Models of Concurrency in Turku |
| Oct 2005 | 6th Workshop and Tutorial on Practical Use of Coloured Petri Nets and CPN Tools in Aarhus |
| Oct 2004 | 5th Workshop and Tutorial on Practical Use of Coloured Petri Nets and CPN Tools in Aarhus |
| Oct 2002 | Workshop Prozessorientierte Methoden und Werkzeuge für die Entwicklung von Informationssystemen in Potsdam |
| Oct 2002 | 5th Brazilian Workshop on Formal Methods in Gramado |
| Jul 2002 | 2nd European Conference on Intelligent Technologies in Iasi |
| Jun 2002 | 23th International Conference on Application and Theory of Petri Nets and Other Models of Concurrency in Adelaide |
| Jun 2000 | 21th International Conference on Application and Theory of Petri Nets and Other Models of Concurrency in Aarhus |