Romanian Opera Orchestra, Bucgarest, Antal Doráti, Dankwart Gahl, Wilfred Tachezi, Jürgen Geise, Berlin Civic Opera Orchestra, Cornel Stavru, Prague Philharmonic Chorus, Irmgard Gahl, Czech National Symphony Orchestra, John Oakman, Sebastian Hauser, Bulgarian National Radio Symphony Orchestra, Julian Bigg, Paul Roczek, Ilse von Alpenheim, Hans Lenzer, Edward Pleasant, Dekany String Quartet, Louis Kentner, Orchester der Wiener Staatsoper, Bamberger Symphoniker, Carl Michalski, Peter Katt, Berlin Civic Opera Chorus, John Landor, Susan McCulloch, Mircea Popa, Kurt Böhme
