Informazzjoni minn organizzazzjoni tal-arti (Verifikat minn Operabase)
Hansel and Gretel by Humperdinck, Minn (2015/2016), Immexxi minn Erik Petersen,, Surmast Direttur Philipp Armbruster, Luca De Marchi, Ingo Martin Stadtmüller, Opernhaus Dortmund, Dortmund, Germany