1987.11 Washington, D.C., USA
1988.5 Geneva, Switzerland
1989.4 Abingdon, UK
1990.5 Sophia Antipolis, France
1990.10 Santa Fe, USA
1991.1 London, UK
1991.5 Paris, France
1991.11 Santa Fe, USA
1992.6 Tokyo, Japan
1993.2 Brussels, Belgium
1993.8 Bodega Bay, USA
1994.6 Amsterdam, Netherlands
Updated: 2012.8.27
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