- Stefania Toczyska, Sofia Philharmonic Orchestra, Olga Romanko, vicente Ombuena, Emil Tabakov, Bulgarian National Choir & Franco de Grandis
- Hungarian State Orchestra
- János Sándor, Budapest Philharmonic Orchestra, Dezsö Ránki, Toulouse National Chamber Orchestra, Alain Moglia, Jenő Jandó, András Ligeti, Budapest Symphony Orchestra, Andras Korodi, Andrea Vigh, Eszter Horgas, Dénes Várjon, Hans Vonk, Staatskapelle Dresden, Sofia National Opera Orchestra, Atanas Margaritov, Evelyn Dubourg, MDR Leipzig Radio Choir, MDR Leipzig Radio Symphony Orchestra & Max Pommer
- Berlin Philharmonic, Herbert von Karajan & Wiener Singverein
- Vienna Philharmonic
- Simon Wynberg, Peter Schmal, The Vienna Opera Orchestra, The Ljubljana Symphony Orchestra, Salzberg Chamber Orchestra, Royal Philharmonic Orchestra, Mozarteum Orchestra Salzburg, Peter Falk, Anton Nanut, Marko Munih, Alexander von Pitamic, Alfred Scholz & Bernhard Paumgartner