Sources
- https://pixabay.com/de/note-musik-notenschl%C3%BCssel-melodie-1314939/ by Elionas
- https://pixabay.com/de/noten-musik-personal-763190/ by Osckar
- https://pixabay.com/de/noten-musik-personal-763194/ by Osckar
- https://pixabay.com/de/noten-musik-personal-763195/ by OscKar
- https://pixabay.com/de/noten-musik-personal-763193/ by Osckar
- https://pixabay.com/de/note-musik-notenschl%C3%BCssel-melodie-1314942/ by Elionas
- https://pixabay.com/de/note-musik-notenschl%C3%BCssel-melodie-1314941/ by Elionas
- https://pixabay.com/de/note-musik-notenschl%C3%BCssel-melodie-1314940/ by Elionas
- https://pixabay.com/de/note-musik-notenschl%C3%BCssel-melodie-1314938/ by Elionas
- https://pixabay.com/de/note-musik-notenschl%C3%BCssel-melodie-1314944/ by Elionas
- https://pixabay.com/de/musik-h%C3%B6hen-notenschl%C3%BCssel-musical-39881/ by Clker-Free-Vector-Images
- https://pixabay.com/en/apartment-carpet-chair-contemporary-1835482/ by Pexels
- AVV-logo: https://www.avv-augsburg.de/
- Swa-logo: https://www.sw-augsburg.de/fahrgaeste/fahrplaene
- https://pixabay.com/de/keyboard-epiano-tasten-535254/ by Counselling
- clipartfest.com