Austria
1982 The 800th Anniversary of Gföhl in Waldviertel
1982 The 800th Anniversary of Gföhl in Waldviertel
1982 The 5th Congress of the European Association of Urology
1982 The 5th Congress of the European Association of Urology
1982 The 500th Anniversary of Printing in Austria
1982 The 500th Anniversary of Printing in Austria