Quiles, S.I., Ismael. “El Centenario del Filósofo Cubano Félix Varela”. Ciencia y Fe 9, no. 35-36 (February 11, 2020): p. 97–99. Accessed October 2, 2026. https://revistas.bibdigital.uccor.edu.ar/index.php/CF/article/view/4824.