By Sofia Philharmonic Orchestra, Bruno Lanzaretti, Manfred Schenk, Gertrud Ottenthal, Laszlo Kote, Marco Chingari, Roumyana Bareva, Robert Servile, Roumen Doikov, Bulgarian Radio Orchestra & Chorus Bavarian State Opera Orchestra & Chorus, Michele Pertusi, Berlin Radio Symphony Orchestra, Budapest Philharmonic Orchestra, Nicolai Ghiaurov, Gisella Pasino, Julia Varady, Giuseppe Verdi, Denes Guylas, Sofia National Opera Orchestra & Chorus, Hungarian State Opera Orchestra, Rouslan Raychev, Georgi Robev, Hanns-Martin Schneidt, Roberto Paternostro, Boris Hinchev, Andras Korodi, Ivan Marinov, Janos Ferencsik, Janos Sandor