Upplýsingar frá listasamtökum (staðfest af Operabase)
Singing club of the Society of Music Friends in Vienna by Schumann, Boulanger, Debussy, Saint-Saëns, Fauré, sun 23 mar 2025, Frá (2025/2025), Hljómsveitarstjóri Johannes Prinz, Musikverein, Vienna, Austria