Informazzjoni minn organizzazzjoni tal-arti (Verifikat minn Operabase)
The Jacob's Ladder by Schoenberg, Arnold, Tli 04 Mej 2004, Minn (2004/2004), Immexxi minn Marco Arturo Marelli,, Surmast Direttur Michael Boder, Wiener Staatsoper, Vienna, Austria