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