Informazzjoni minn organizzazzjoni tal-arti (Verifikat minn Operabase)
The Twilight of the Gods by Wagner, Richard, Sib 03 Lul 1999, Minn (1999/1999), Immexxi minn Nikolaus Lehnhoff, Andrei Serban, Surmast Direttur Donald Runnicles, Michael Boder, War Memorial Opera House, San Francisco, United States