Informazzjoni minn organizzazzjoni tal-arti (Verifikat minn Operabase)
John Axelrod, Symphonieorchester & Chor der Kunstuniversität Graz, Thomas Quasthoff by Schoenberg, Arnold, Milhaud, Stravinsky, Tli 18 Mar 2025, Minn (2025/2025), Surmast Direttur John Axelrod