PFISTERER, Andreas. Rudolf Flotzinger: Perotinus musicus; R. Flotzinger: Leoninus musicus und der Magnus liber organi. Die Musikforschung, [S. l.], v. 57, n. 3, p. 293–294, 2004. DOI: 10.52412/mf.2004.H3.4595. Disponível em: https://mf.journals.qucosa.de/mf/article/view/4595. Acesso em: 19 apr. 2025.