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
James Galway, Barry Griffiths, Charles Gerhardt, Eduardo Vassallo, I Solisti di Zagreb, John Birch, John Georgiadis, Jörg Faerber, Kyung-Wha Chung, Malcolm Proud, Maria Graf, Moray Welsh, Munich Radio Orchestra, National Philharmonic Orchestra, New Irish Chamber Orchestra, Phillip Moll, Royal Philharmonic Orchestra, Sarah Cunningham, Ursula Deutschler & Württemberg Chamber Orchestra Heilbronn
Plácido Domingo, Bonaldo Giaiotti, Bavarian Radio Chorus, Conchita Antunano, Gabriella Ferroni, Giuseppe Patané, Heinrich Weber, Ilona Tokody, Juan Pons, Munich Radio Orchestra & Sergio Tedesco
José Serebrier, Bournemouth Symphony Orchestra, Bjarte Engeset, Iceland Symphony Orchestra, Slovak Philharmonic Choir, Jean-Claude Casadesus, Orchestre National de Lille, Oliver de Mones, Artur Pizarro, Bin Huang, Hyun-Sun Kim, Phyllis Bryn-Julson, Richard Moredock, David Lloyd-Jones, English Northern Philharmonia, Giuseppe Andaloro, Christopher Gekker, Gordon Gottlieb, Rolf Schulte, Robert Craft, Frank Morelli, John Feeney, William Blount, Michael Powell, Alexander Rahbari, Malaga Philharmonic Orchestra, Keith Clark, Slovak Radio Symphony Orchestra, Theodore Kuchar, National Symphony Orchestra of Ukraine, Christian Benda, Prague Sinfonia, Martin Roscoe, Ashley Wass, Laurent Martin, Alfred Walter, Slovak State Philharmonic Orchestra (Kosice), İdil Biret, Johannes Wildner, Polish National Radio Symphony Orchestra, Samuel Ramey, Julius Rudel, Munich Radio Orchestra, András Ligeti & Franz Liszt Academy of Music Orchestra
Christian Pollack, Slovak State Philharmonic Orchestra, Kosice, Alfred Walter, Dresden Philharmonic Orchestra, Otmar Suitner, Johannes Wildner, Slovak Sinfonietta, Zilina, Julius Rudel, Munich Radio Orchestra, Peter Guth, Austrian Radio Symphony Orchestra, Ernst Marzendorfer, Arthur Kulling, István Bogár & Budapest Strauss Ensemble
Camilla Nylund, Piotr Beczala, Julia Bauer, Alfred Berg, Ulf Schirmer, Munich Radio Orchestra, Alexander Kaimbacher, Bayer Radio Chorus, Theodor Weimer & Henry Raudales
Markus Eiche, Juliane Banse, Annette Markert, Ulf Schirmer, Munich Radio Orchestra, Alfred Reiter, Anna Korondi, Ferdinand von Bothmer, Michael Dries, Maximilian Schmitt, Christoph Stephinger & Bavarian Radio Chorus
Simone Schneider, Brenden Patrick Gunnell, Marc Kugel, Günter Missenhardt, Sophie Mitterhuber, Peter Schöne, Markus Eiche, Martina Welschenbach, Martin Homrich, Ulf Schirmer, Munich Radio Orchestra, Maria Bulgakova, Michael Dries & Brigitte Fassbaender
