https://www.opera-online.com/de/items https://www.opera-online.com/de/items filtrer Wiener Konzerthaus WienÖsterreich
https://www.opera-online.com/de/items https://www.opera-online.com/de/items filtrer Juan Diego Flórez Tenor
https://www.opera-online.com/de/items https://www.opera-online.com/de/items filtrer Claudio Vandelli (1967)