Informazzjoni minn organizzazzjoni tal-arti (Verifikat minn Operabase)
Sursky border by Ekaterina Ivanova-Blinova, Ħam 18 Apr 2024, Minn (2024/2024), Immexxi minn Irina Gaudasinskaya,, Surmast Direttur Nikita Udochkin, Chuvash Opera House, Cheboksary, Russia