Informazzjoni minn organizzazzjoni tal-arti (Verifikat minn Operabase)
Konzertpodium: Mozart, Messiaen und Ostrzyga by Mozart, Messiaen, Ostrzyga, Minn (2023/2023), Surmast Direttur Florian Lohmann, Vassilis Christopoulos, Alte Oper, Frankfurt am Main, Germany