Roland Büchner, Regensburg Cathedral Choir, David Cordier, Wiener Sängerknaben, Helmut Froschauer, Cologne Radio Orchestra, Martin Flämig, Dresdner Kreuzchor, Michael-Christfried Winkler, Emil Tabakov, Bulgarian National Choir, Frankfurt Vocal Ensemble, Ralf Otto, Basso, Il, Berlin Singakademie, Staatskapelle Berlin, Dietrich Knothe, Berlin Radio Choir, Marcus Creed, Rundfunk-Sinfonieorchester Berlin, RIAS Chamber Chorus, Jorg-Peter Weigle, Leipzig Radio Chorus, male section, Sofia Philharmonic Orchestra, Peter Marschik, Stuttgart Philharmonic Orchestra, Michael Knapp, Ernst Jankowitsch, RIAS Symphony Orchestra, Rheinische Kantorei, Das Kleine Konzert, Hermann Max, CantArte Regensburg, Hubert Velten, Gabriele Ferro, Cologne Radio Chorus, Cappella Coloniensis, Herbert Lippert, Ildikò Raimondi, Bernarda Fink, Martin Haselbock, Vienna Academy, Helmut Wildhaber, Hugo Distler Choir, Uwe Gronostay, Janos Ferencsik, Bratislava Philharmonic Chorus, Bratislava Philharmonic Orchestra, Rudolf Barshai, Russian National Orchestra, Ursula Fiedler, Jakob Stampfli, Barbara Hölzl, Werner Hollweg, Sveshnikov Boys and Men's Choir, Celina Lindsley, Franco de Grandis, Vincente Ombuena Valls, Stefania Toczyska, Olga Romanko, Moscow Rybin Choir, Georgi Robev, Boris Christoff, Todor Grigorov, Sofia Orthodox Ensemble, Miroslav Popsavov & Nicola Ghiuselev
Kenneth Sillito, Academy of St Martin in the Fields, Andrea Vigh, Emil Tabakov, Sofia Philharmonic Orchestra, New Berlin Chamber Orchestra, Michael Erxleben, Günther Höller, Georg Fischer, Cappella Coloniensis, Konrad Hunteler, Jurgen Rost, Budapest Strings, Reinhold Friedrich, Camerata Salzburg, Sandor Vegh, Hartmut Haenchen, Carl Philipp Emanuel Bach Chamber Orchestra, Eszter Horgas, Johannes Goritzki, Cologne Radio Orchestra, Andrew Joy, Linos Ensemble, Lajos Lencsés, German String Trio, Hans Graf & Mozarteum Orchestra Salzburg
Maria Zadori, Jeunesses Musicales Chorus, Iván Fischer, Budapest Philharmonic Orchestra, MDR Leipzig Radio Choir, Jorg-Peter Weigle, Marcus Creed, Rundfunk-Sinfonieorchester Berlin, RIAS Chamber Chorus, Martin Flämig, Dresdner Kreuzchor, Wiener Sängerknaben, Peter Marschik, Ernst Jankowitsch, Gertraud Schmid, Wiener Volksoper Orchestra, Leipzig Radio Chorus, male section, David Cordier, Helmut Froschauer, Cologne Radio Chorus, Roland Büchner, Regensburg Cathedral Choir, Rostocker Motet Choir, Leipzig Capella Fidicinia, Hartwig Eschenburg, Herbert Lippert, Ildikò Raimondi, Bernarda Fink, Martin Haselbock, Vienna Academy, Helmut Wildhaber, Hugo Distler Choir, Cologne West German Radio Chorus, Dorothe Jansen, Cologne West German Radio Orchestra, Emil Tabakov, Bulgarian National Opera Choir, Moscow Rybin Choir, MDR Leipzig Radio Symphony Orchestra & Herbert Kegel
Vassil Stefanov, Sofia Symphony Orchestra, Sofia Philharmonic Orchestra, Bulgarian National Svetoslav Obretenov Choir, Georgi Robev, Emil Tabakov, Sofia National Opera Chorus, Sofia National Opera Orchestra, Boris Hinchev, Ilona Tokody, Andras Mihaly, Hungarian State Opera Orchestra, Andras Korodi, Budapest Philharmonic Orchestra, György Melis, Vilmos Komor, János Sándor, Klára Takács, Giuseppe Patane, Rouslan Raichev, Stefka Evstatieva, Bulgarian Radio Symphony Orchestra, Stoyan Angelov, Wolfgang Schone, Pinchas Steinberg, Cologne Radio Symphony Orchestra, Claudio Otelli, Cecilia Bartoli, Rundfunk-Sinfonieorchester Berlin, Roberto Paternostro, Giuseppe Sabbatini, Michael Knapp, Gertrud Ottenthal, Hermann Prey, Bratislava Philharmonic Chamber Orchestra & Kurt Wöss
Martina Borst, Regina Klepper, Bamberg String Quartet, Max Pommer, New Bach Collegium Musicum Leipzig, Siegfried Lorenz, Peter Marschik, Max Emanuel Cencic, Charles Humphries, Academy of London, Christoph Prégardien, Barbara Schlick, Das Kleine Konzert, Hermann Max, Lena Susanne Norin, Gotthold Schwarz, Derek Lee Ragin, Michael Knapp, Vienna Volksoper Symphony Orchestra, Roland Bader, Krakòw Philharmonic Orchestra, Teresa Seid, Renato Bruson, Rundfunk-Sinfonieorchester Berlin, Roberto Paternostro, Ute Selbig, Martin Flämig, Dresden Philharmonic Orchestra, Dresdner Kreuzchor, Armin Ude, Mari Anne Haggander, MDR Leipzig Radio Choir, MDR Leipzig Radio Symphony Orchestra, Herbert Kegel, Helmut Froschauer, Cologne West German Radio Chorus, Dorothe Jansen, Cologne West German Radio Orchestra, Ildikò Raimondi, Klaus Mertens, Martin Haselbock, Vienna Academy, Helmut Wildhaber, Hugo Distler Choir, Elisabeth Lang, Franco de Grandis, Vincente Ombuena Valls, Stefania Toczyska, Emil Tabakov, Sofia Philharmonic Orchestra, Bulgarian National Choir & Olga Romanko
Emil Tabakov, Sofia Philharmonic Orchestra, Anton Dikov, Nicholas Kraemer, Linda Nicholson, Cappella Coloniensis, Jenő Jandó, András Ligeti, Budapest Symphony Orchestra, Shura Cherkassky, Rudolf Kempe & Royal Philharmonic Orchestra
