HENNINGSEN, Gustav. Wanderings for Spain of a “inquirer to the modern one of northern race”. Huarte de San Juan. Geografía e Historia, [S. l.], n. 17, p. 423–441, 2010. Disponível em: https://revista-hsj-historia.unavarra.es/article/view/3187. Acesso em: 28 sep. 2026.