Téllez Lúgaro, E., O. Silva Galdames, and C. González Labra. “The Foundation of the Hispano-Mapuche Border in the Biobio of Order of the King: 1612”. Cuadernos De Historia, no. 52, June 2020, pp. pp. 265-274, https://byzantion.uchile.cl/index.php/CDH/article/view/57545.