HARRIS, J. Byzantium and the First Crusade: Three Avenues of Approach. Revista de Estudios Bizantinos, [S. l.], v. 2, p. 125-141, 2023. Disponível em: http://erevistas.publicaciones.uah.es/ojs/index.php/ebizantinos/article/view/1747. Acesso em: 3 may. 2024.