1973 - Wroclav, Poland. 1990 - Tours, France 1996 - Gyor, Hungary 2003 - Gandelsheim, Germany
Brasov - 1971, 1974, 1979, 1982, 1987, 1996, 1998, 2000, 2002, 2004, 2004, 2005, 2006, 2007 Bucuresti - 1980, 1983, 1991