P. Vladigerov
Tsar Kaloyan, Act II, Scena I
Maria Ventsislavova, Boyan Katsarski, Sofia National Opera Orchestra, Aleksandar Vladigerov, Nikola Nikolov, Sabin Markov, Boris Bogdanov, Sofia National Opera Chorus, Milen Paounov, Reni Penkova, Evgenia Babacheva, Lyuben Mihailov, Zhivko Pranchev
Tsar Kaloyan, Act II, Scena II
Sofia National Opera Orchestra, Aleksandar Vladigerov, Nikola Nikolov, Luben Mihailov, Maria Ventsislavova