North Rhine Westfalia State Youth Choir, Jörg Dürmüller, Andrea Bonig, Franz Hawlata, Helmuth Froschauer, Hermann Godland, Juliane Banse, Alfred Šramek, Cologne West German Radio Orchestra, Regina Klepper, Wolfgang Bankl, Dietrich Henschel, Heinz Zednik
Astrid Pilzecker, Friedrich von Spee Male Choir, Rundfunkchor Berlin, Sofia National Opera Chorus, Regensburg Cathedral Choir, Herbert Lippert, János Ferencsik, Sofia Philharmonic Orchestra, Hungarian State Opera Orchestra, Michael Schoppe, Soloists of Berlin Radio Chorus, Helmuth Froschauer, Cologne Radio Symphony Orchestra, Sandor Solyom-Nagy, Hugo Distler Choir, MDR Sinfonieorchester, Regina Klepper, Berlin Male Choir, Martin Flämig, Marcus Creed, Hans-Joachim Ribbe, Sofia National Opera Orchestra, Stuttgarter Choristen, Klaus Arp, Gerhard Mayer, Bulgarian National Choir, Bernd Casper, Chor der Bayerischen Staatsoper München, Michael-Christfried Winkler, Jörg-Peter Weigle, Cologne Radio Chorus, Hans-Joachim Rotzsch, Stefan Soltesz, Leopold Hager, Dietrich Knothe, Martin Haselböck, RIAS Kammerchor, Luxembourg Philharmonic Orchestra, Herbert Kegel, Kurt Peter Eichhorn, St Thomas's Boys Choir Leipzig, Studentische Madrigalchor Munster, Hungarian State Opera Chorus, Dresdner Kreuzchor, Martina Borst, Wolfgang Stahl, Sundfunkchor Stuttgart, Vienna Boys' Choir, Hanns-Martin Schneidt, Peter Marschik, South West German Radio Kaiserslautern Orchestra, Franz Hawlata, Hermann Prey, Vienna Academy Orchestra, Bernarda Fink, Helmut Wildhaber, SWF Radio Orchestra, Peter Falk, Roland Buchner, Carl Maria von Weber Radio Symphony Orchestra, Ildikó Raimondi, Georgi Robev, MDR Rundfunkchor, Dieter Fokel, Marjana Lipovšek, Dorothe Jansen, Dresdner Philharmonie, Martin Blasius, Bo Skovhus
Herbert Kegel, Olga Romanko, Michael Knapp, Dresdner Kreuzchor, Barbara Schlick, Emil Tabakov, Martina Borst, Roberto Paternostro, Vienna Academy, Peter Marschik, Hermann Max, Lena Susanne Norin, Charles Humphries, Academy of London, Bulgarian National Choir, Vincente Ombuena Valls, Rundfunk-Sinfonieorchester Berlin, Helmut Wildhaber, Max Emanuel Cenčić, Ildikó Raimondi, Ute Selbig, Bamberg String Quartet, Max Pommer, Martin Haselböck, Gotthold Schwarz, Mari Anne Haggander, Dorothe Jansen, Cologne West German Radio Chorus, Dresdner Philharmonie, Elisabeth Lang, Helmuth Froschauer, MDR Rundfunkchor, Derek Lee Ragin, Renato Bruson, Hugo Distler Choir, Teresa Seid, Klaus Mertens, New Bach Collegium Musicum Leipzig, Siegfried Lorenz, MDR Sinfonieorchester, Regina Klepper, Das Kleine Konzert, Sofia Philharmonic Orchestra, Cologne West German Radio Orchestra, Vienna Volksoper Symphony Orchestra, Christoph Prégardien, Roland Bader, Martin Flämig, Kraków Philharmonic Orchestra, Franco de Grandis, Armin Ude, Stefania Toczyska
