ALVARENGA, João Pedro d'. Two Early Thirteenth-Century Fragments from Coimbra and Braga. Revista Portuguesa de Musicologia, [S. l.], v. 8, n. 1, p. 43–76, 2022. DOI: 10.57885/rpmns.419. Disponível em: https://rpm-ns.pt/index.php/rpm/article/view/419. Acesso em: 16 abr. 2026.