Eisner Sagüés, Federico. “Josephus Gil Y José Bernardo Dos Maestros Mulatos Peruanos En Chile Josephus Gil and José Bernardo Two Peruvian Mulatto Teachers in Chile”. Estudios Avanzados, no. 24 (December 24, 2015): 90–109. Accessed January 25, 2025. https://www.revistas.usach.cl/ojs/index.php/ideas/article/view/2275.