Vera de Flachs, Maria Cristina. “The Correspondence of Gregorio Bermann to Deodoro Roca”. Revista Historia de la Educación Latinoamericana 20, no. 30 (January 31, 2018): 13–36. Accessed March 29, 2024. https://revistas.uptc.edu.co/index.php/historia_educacion_latinamerican/article/view/7908.