Цар Калоян: I действие, I и II картина
Sabin Markov, Sofia National Opera Orchestra, Pancho Vladigerov, Nikolay Liliev, Fani Popova-Mutafova, Alexander Vladigerov, Evgenia Babacheva, Lyuben Mihailov, Zhivko Pranchev, Sofia National Opera Chorus, Boris Bogdanov, Boyan Katsarski