Wagstaff, Grayson. «Re-Examining Pedro Fernández De Castilleja Again: Was He a More Important Contemporary of Peñalosa Than We Assumed?». Revista Portuguesa de Musicologia 6, no. 1 (agosto 9, 2019): 63–90. Acedido julho 25, 2026. https://www.rpm-ns.pt/index.php/rpm/article/view/366.