FRENK, Margit. Romanische Forschungen, Frankfurt am Main, vols. LX, 1947, y LXI, 1948. Nueva Revista de Filología Hispánica (NRFH), [S. l.], v. 4, n. 2, p. 186–188, 1950. DOI: 10.24201/nrfh.v4i2.180. Disponível em: https://nrfh.colmex.mx/index.php/nrfh/article/view/180. Acesso em: 2 jul. 2025.