Informazzjoni minn organizzazzjoni tal-arti (Verifikat minn Operabase)
Boris Godunov by Mussorgsky, Ħam 08 Diċ 2016, Minn (2016/2016), Immexxi minn Pavel Gerdjikov,, Surmast Direttur Yordan Kamdzhalov, State Opera Stara Zagora, Stara Zagora, Bulgaria