WSOM'05   University Paris 1, Pantheon-Sorbonne, Paris, France, Sept 5-8 2005
WSOM'03   Kyushu Institute of Technology, Kitakyushu, Japan, Sept 11-14 2003
WSOM'01   University of Lincolnshire and Humberside, Lincoln, England, June 13-15 2001
WSOM'99   Helsinki University of Technology, Helsinki, Finland, July 1-3 1999
WSOM'97   Helsinki University of Technology, Helsinki, Finland, June 4-6 1997