Bulgarian National Svetoslav Obretenov Choir, Sofia Chamber Orchestra, Ivan Petrov, Stanka Markova, Yoan Kukuzel-Angeloglassniyat Ensemble, Sofia Radio Choir, Miroslav Popsavov, Daniela Soicheva, Georgi Robev, Mihail Milkov, Dimiter Dimitrov, Moscow Rybin Choir, Nikolai Stanchev
