Informazzjoni minn organizzazzjoni tal-arti (Verifikat minn Operabase)
The Grand Duchess of Gerolstein by Offenbach, Ġim 15 Fra 2013, Minn (2013/2013), Immexxi minn Roman Hovenbitzer,, Surmast Direttur Steffen Müller-Gabriel, Theater Hagen, Hagen, Germany