XXIII | 2003 | Zeuthen, Germany | |
XXII | 2002 | Stanford, California, USA | |
XXI | 2001 | Seoul, Korea | |
XX | 2000 | Lisbon, Portugal | |
XIX | 1999 | Ann Arbor, Michigan, USA | |
XVIII | 1998 | Frascati, Italy | |
XVII | 1997 | Bristol, UK | |
XVI | 1996 | Mexico City, Mexico | |
XV | 1995 | Krakow, Poland | |
XIV | 1994 | Tallahassee, Florida, USA | |
XIII | 1993 | Heidelberg, Germany | |
XII | 1992 | Boulder, Colorado, USA | |
XI | 1991 | Colmar, France | |
X | 1990 | Durham, North Carolina, USA | |
IX | 1989 | Jerusalem, Israel | |
VIII | 1988 | Capri, Italy | |
VII | 1987 | Tsukuba, Japan | |
VI | 1986 | Chicago, Illinois, USA | |
V | 1985 | Autun, France | |
IV | 1984 | Santa Cruz, California, USA | |
III | 1983 | Como, Italy | |
II | 1982 | Stockholm, Sweden | |
I | 1981 | Blackburg, Virginia, USA |
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