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