Informazzjoni minn organizzazzjoni tal-arti (Verifikat minn Operabase)
The Grand Duchess of Gerolstein by Offenbach, Ħad 13 Jan 2013, Minn (2012/2013), Immexxi minn Michiel Dijkema,, Surmast Direttur Christian Garbosnik, Ernst Theis, Staatsoperette, Dresden, Germany