OIARZABAL-DAR, . Jimenez de Rada Letran-eko IV-gn. Kontzilio Nagusian euskeraz mintzatzen (1215). EGAN, [S. l.], v. 24, n. 1-6, 2021. Disponível em: http://www.rsbap.org/index.php/egan/article/view/4038. Acesso em: 20 mai. 2024.