“ Democracy and Providential Progress. Analysis and Interpretation of the Concepts: Democracy, Republic, Progress and Providence in Political Philosophy Developed in Faculty of Letters of San Marcos at End of 19th Century and Early 20th Century (1869-1909)”. Letras 88, no. 127 (July 13, 2017): 212–214. Accessed September 11, 2026. https://revistaletras.unmsm.edu.pe/index.php/le/article/view/393.