Ferretti, AndreaAndreaFerrettiMommartz, SabineSabineMommartz2024-11-192024-11-192023-041422-467410.24451/arbor.20696https://doi.org/10.24451/arbor.20696https://arbor.bfh.ch/handle/arbor/35743deL1LBLCMTMusikalische Identitätsentwicklung-magazine_article