ESCALONA, Julio. The Endings of Early Medieval Kingdoms: Murder or Natural Causes?. Reti Medievali Rivista, [S. l.], v. 17, n. 2, p. 371–381, 2016. DOI: 10.6092/1593-2214/530. Disponível em: https://serena.sharepress.it/index.php/rm/article/view/5010. Acesso em: 20 apr. 2025.