Cancel, L. E., José M. Rivera-Ortiz, and Milagros R. de Montalvo. “Lye Peeling of Citron (Citrus Medica L.)”. The Journal of Agriculture of the University of Puerto Rico 56, no. 2 (April 1, 1972): 154–161. Accessed March 29, 2024. https://revistas.upr.edu/index.php/jaupr/article/view/10858.