Martins Ferreira, João Paulo. “A Nobreza Galego-Portuguesa Da Diocese De Tui (915-1381)”. Guarecer. Revista Eletrónica De Estudos Medievais, no. 3, Sept. 2019, pp. 121-32, http://84.247.136.72/ojsletrasX/index.php/gua/article/view/6337.