Partners
- Chor Curiositas
- Singverein
- Kammerchor Wien
- Wiener Männergesangverein
- Jeunesse Orchester
- Musikgymnasium Wien
- Mario Andrić
- Musikhaus Laimer
- Stadt Wien
- Kultur 10
- Wien-konkret : Stadtmagazin für Wien
- www.blaboll.at
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