Informazzjoni minn organizzazzjoni tal-arti (Verifikat minn Operabase)
Fidelio by Beethoven, Minn (2009/2009), Immexxi minn Aron Stiehl,, Surmast Direttur Peter Marschik, Mitsugu Hoshino, Michael Brandstätter, Stadttheater Klagenfurt, Klagenfurt, Austria