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