Informazzjoni minn organizzazzjoni tal-arti (Verifikat minn Operabase)
Mephistopheles by Boito, Erb 15 Apr 2015, Minn (2015/2015), Immexxi minn Ivan Krejčí,, Surmast Direttur Marco Guidarini, Richard Hein, Státní Opera Praha (The State Opera), Prague, Czech Republic