Wupes series
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6th workshop - Hejnice, 2003
Hejnice, September 24-27, 2003
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5th workshop - Jindřichův Hradec, 2000
Jindřichův Hradec, June 20-24, 2000
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4th workshop - Prague, 1997
Prague, January 22 - 25, 1997
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3rd workshop - Třešť, 1994
Třešť, September 11-15, 1994
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2nd workshop - Alšovice, 1991
Alšovice, September 9-12, 1991
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1st workshop - Alšovice, 1988
Alšovice, June 20 - 23, 1988