V. A. Aguirre Guzmán, “En memoria de María Rosario Valpuesta Fernández (1953-2013)”, Foro, no. 18, pp. 185–188, Jan. 2017, Accessed: Dec. 05, 2025. [Online]. Available: https://revistas.uasb.edu.ec/index.php/foro/article/view/417