NELSON, Bernadette. The Leiria Fragments: Vestiges of Fifteenth-Century Northern Polyphony in Portugal. Revista Portuguesa de Musicologia, [S. l.], p. 79–100, 2014. DOI: 10.57885/rpmns.214. Disponível em: https://www.rpm-ns.pt/index.php/rpm/article/view/214. Acesso em: 16 abr. 2026.