索菲亞交響樂團, Alexander Panteleev, Bulgarian National Choir, Antoaneta Besparova, Georgi Robev, Pavina Ivanova, Bozhidar Mitroushev, Roumyana Bobeva, Peter Yanukov, Ognyan Vassilev, Valentina Hristova, Ivan Moutafchiev, Stefan Vassilev, Maria Stoicheva, Nicolina Pankova, Lilyana Ovcharova, Vassil Marchev, Roumyana Tsacheva, Lyobmir Mihailov, Magdalena Hajossyova, 柏林廣播交響樂團, Dietrich Knothe, Dimitur Yanakiev, Yulia Barumova, Karl-Heinz Schmieder, Ekkehard Wagner, Gisela Fetting, Astrid Pilzecker, 馬庫斯 · 克里德, RIAS Chamber Chorus, Werner Hollweg, Walton Grönroos, Celina Lindsley & Gabriele Schreckenbach
