Angela Maria Blasi, Barbara Hendricks, Catherine Malfitano, Cristina Gallardo-Domâs, Francesco Ellero d'Artegna, Gino Quillico, Hei-Kyung Hong, James Conlon, Jennifer Larmore, José Carreras, José Cura, Karita Mattila, Kent Nagano, Dame Kiri Te Kanawa, London Philharmonic Orchestra, Luca Canonici, Maurizio Barbacini, Munich Radio Orchestra, Orchestra Sinfonica e Coro di Roma della RAI, Orchestre National de France, Orchestre de l'Opéra de Lyon, Philharmonia Orchestra, Plácido Domingo, Richard Cowan, Ruggero Raimondi, Yutaka Sado & Zubin Mehta
Ying Huang, Asayo Otsuka, Catherine Napoli, Chœurs de Radio France, Christopher Nomura, Constance Hauman, Edmund Zelotes Toliver, Francois Polgar, James Conlon, Jing-Ma Fan, Laurence Monteyrol, Ning Liang, Orchestre De Paris, Richard Cowan, Richard Tronc & Richard Troxell
Gerd Albrecht, Hamburg Philharmonic State Orchestra, Cologne West German Radio Chorus, Cologne West German Radio Orchestra, Peter Gülke, Gernot Süssmuth, Hans-Jakob Eschenburg, James Conlon, Cologne Gurzenich Orchestra, Thomas Duis, Reinhold Friedrich, Mozarteum Orchestra Salzburg, Sandor Vegh, Deutsches Symphonie-Orchester Berlin, Roger Epple, Petersen Quartet, Hans E. Zimmer, Joachim Pliquett, Henry Krtschil, Lotte Lenya, Studio Orchestra, Gisela May, Till Alexander Körber, North German Radio Chorus, Gabriele Schreckenbach, Roland Hermann, RIAS Kammerchor & Celina Lindsley
Francesco Meli, Roberto Frontali, Vitalij Kowaljow, María José Siri, Xenia Tziouvaras, Joseph Dahdah, Davide Piva, Orchestra del Maggio Musicale Fiorentino & James Conlon
