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