Fuentes Rodríguez, Eugenio. “Infant Fertility Rate and the Gradual Non-Declaration of Parents in Costa Rica (2000-2019)”. Población y Salud en Mesoamérica 19, no. 2 (June 18, 2021). Accessed November 21, 2024. https://revistas.ucr.ac.cr/index.php/psm/article/view/46273.