Informazzjoni minn organizzazzjoni tal-arti (Verifikat minn Operabase)
Special Easter Greeting With a Concert Of The Sofia Opera And Ballet by Various, Ħam 16 Apr 2020, Minn (2020/2020), Surmast Direttur Zhorzh Dimitrov, Pavel Baleff, Boris Spasov, Velizar Genchev, Sofia Opera, Sofia, Bulgaria