Beaver, James S., José Badillo-Feliciano, and Ismael Reyes-Soto. “Performance of Dry Beans Grown on the Coastal Plains of Puerto Rico”. The Journal of Agriculture of the University of Puerto Rico 69, no. 2 (April 1, 1985): 125–133. Accessed December 7, 2022. https://revistas.upr.edu/index.php/jaupr/article/view/7335.