Informazzjoni minn organizzazzjoni tal-arti (Verifikat minn Operabase)
Konzertübertragung ins Zeiss-Großplanetarium by Schoenberg, Arnold, Mahler, Ħad 24 Mar 2024, Minn (2024/2024), Surmast Direttur Petr Popelka, Zeiss-Großplanetarium, Berlin, Germany