- 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
- Capella Istropolitana & Bratislava Chamber Orchestra
- Budapest Strings, Béla Bánfalvi & Jenő Jandó
- Hans Vonk, Staatskapelle Dresden, Renato Bruson, Roberto Paternostro, NHK Chamber Soloists, Josef Protschka, Münchner Rundfunkorchester, Kurt Peter Eichhorn, Sona Ghazarian, Ruth Ziesak, Marcus Creed, Berlin Deutsches Symphony Orchestra, Deutsches Symphony Orchestra, Berlin, Giuseppe Sabbatini, Jochen Kowalski, Hartmut Haenchen, Carl Philipp Emanuel Bach Chamber Orchestra, Cecilia Bartoli, Michele Pertusi, Rundfunk-Sinfonieorchester Berlin, Natale de Carolis, Petra-Maria Schnitzer, Dimiter Dimitrov, Sofia Symphony Orchestra, Elizabeth Carter, Claudio Otelli, Sumi Jo, Michael Knapp, Gisella Pasino, Gertrud Ottenthal, Daniela Lojarro, Marco Chingari, Nicola Ghiuselev, Sofia Philharmonic Orchestra, Rouslan Raichev, Hermann Prey, Kurt Wöss, Bratislava Philharmonic Orchestra, Marcello Viotti, Frankfurt Radio Symphony, Bamberg Symphony Chorus, Kurt Rydl, Wilfried Gahmlich, Jeanine Thames, Sylvia Greenberg & Jerrold van der Schaaf
- Slowakische Staatsphilharmonie, Sylvia Čápová & Peter Schmalfuss
- Stuttgarter Kammerorchester
- Christiane Jaccottet, Christine Sartoretti, Wurttemberg Chamber Orchestra Heilbronn, Günter Kehr, Jörg Faerber, Georg Egger & Günther Höller