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