Cedeño-Maldonado, Arturo, Wigmar González, and Eleanor Fontanet. “Performance of Pummelo Clones in the Central Mountain Region of Puerto Rico”. The Journal of Agriculture of the University of Puerto Rico 74, no. 3 (July 1, 1990): 299–305. Accessed June 28, 2022. https://revistas.upr.edu/index.php/jaupr/article/view/6663.