Rodríguez, A. J., and Lydia M. Iguina de George. “Preparation and Canning of a Papaya Drink”. The Journal of Agriculture of the University of Puerto Rico 55, no. 2 (April 1, 1971): 161–166. Accessed April 19, 2024. https://revistas.upr.edu/index.php/jaupr/article/view/11046.