Upplýsingar frá listasamtökum (staðfest af Operabase)
The Valkyrie by Wagner, Richard, Frá (1999/1999), Leikstýrt af Nikolaus Lehnhoff, Andrei Serban,, Hljómsveitarstjóri Donald Runnicles, Michael Boder, War Memorial Opera House, San Francisco, United States