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