Informazzjoni minn organizzazzjoni tal-arti (Verifikat minn Operabase)
Pnima by Czernowin, Sib 13 Mej 2000, Minn (2000/2000), Immexxi minn Claus Guth,, Surmast Direttur Johannes Kalitzke, Lviv National Academic Opera and Ballet Theatre, Lviv, Ukraine