St. Louis Symphony Orchestra, Mozarteum Orchestra Salzburg, Slovakian Philharmony, Festival Orchestra Belgium, Musici di San Marco, R.A.I. Symphony Orchestra of Milan, The Hamburg Symphony Orchestra, New York Philharmonic, The Philadelphia Orchestra, The Munich Symphony Orchestra, Leonard Slatkin, Bernhard Paumgartner, Libor Pešek, Pierre Narrato, Alberto Lizzio, Nino Sanzogno, Hans Jurgen Walter, Bruno Walther, Leopold Stokowski, Alfred Scholz & Herbert von Karajan