Konferenzen:

International Conference on Difference Equations, Special Functions and Applications:
München, 25.-30. Juli 2005.

Nineth International Conference on Difference Equations and Applications (ICDEA 2004):
Los Angeles, 2.-6. August 2004.

International Workshop on the Foundations of Nonautonomous Dynamical Systems:
Friedrichsdorf am Taunus, 28. September - 2. Oktober 2003.

Eighth International Conference on Difference Equations and Applications (ICDEA 2003):
Brno, Czech Republic, 28. Juli - 1. August 2003.

Seventh International Conference on Difference Equations and Applications (ICDEA 2002):
Hunan University, Changsha, P.R. China, 12.-17. August 2002.

Sixth International Conference on Difference Equations and Applications (ICDEA 2001):
Universität Augsburg, 30. Juli - 03. August 2001.

Special Session "Time Scales" at WCNA2000:
Catania, Sizilien, Italien, 19.-26. Juli 2000.

Third World Congress of Nonlinear Analysits (WCNA200):
Catania, Sizilien, Italien, 19.-26. Juli 2000.

International Symposium on Dynamic Systems on Time Scales:
Izmir, Türkei, 22.-27. Mai 2000.

DANSE Workshop: Numerics of Nonautonomous Dynamical Systems:
Schloß Waldthausen, Mainz, 20.-23. Februar 2000.