“«As if they were your Vassals»: The Informal Relations of the Urban Oligarchies and the Subjugation of the Hinterland in Late Medieval Castile (SP)”, EM, no. 15, pp. 155–174, Mar. 2017, Accessed: Dec. 08, 2025. [Online]. Available: https://revistas.uva.es/index.php/edadmedia/article/view/425