7th
IMPR
2008
Mar del Plata, Argentina
6th
IMPR
2006
Barcelona, Spain
5th
IMPR
2004
Moscow, Russia
4th
IMPR
2002
Cambridge, UK
3th
IMPR
2000
Brussels, Belgium
2nd
IMPR
1998
Aix-en-Provence, France
1st
IMPR
1996
Madrid, Spain
