Informazzjoni minn organizzazzjoni tal-arti (Verifikat minn Operabase)
Werther by Massenet, Sib 25 Nov 2006, Minn (2006/2006), Immexxi minn Willy Decker, Johannes Erath,, Surmast Direttur Carlo Franci, Johannes Debus, Opernhaus, Frankfurt am Main, Germany