A full symphonic concerto for quarter-tone accordion and orchestra is not something you come around every day. The first and hopefully not the last time... | By Bjarke Mogensen - accordionist | Facebook
Accordion Masterclass For Beginners: Learn, Practice & Play Songs (By Ear) | Johnny Khoury | Skillshare
Jukka Tiensuu: Anomal Dances, Concerto for Quarter Tone Accordion (1/2) - YouTube
A full symphonic concerto for quarter-tone accordion and orchestra is not something you come around every day. The first and hopefully not the last time... | By Bjarke Mogensen - accordionist | Facebook
Accordion - Wikipedia
Coming to Métier: Music for Quarter-Tone Accordion | Divine Art Recordings
Jukka Tiensuu: Anomal Dances, Concerto for Quarter Tone Accordion (2/2) - YouTube