GIBB, Alex; LOADER, Meagan. DISPLACED ACAPPELLA: The Bulgarian Choral Tradition and Sydney’s Martenitsa Choir. Perfect Beat, [S. l.], v. 3, n. 2, p. 1–14, 2015. DOI: 10.1558/prbt.v3i2.28757. Disponível em: https://journal.equinoxpub.com/PB/article/view/16764.. Acesso em: 16 jul. 2024.