Sotomayor-Ríos, A., and L. Telek. “Forage Yield and Protein Content of Millo Blanco (Sorghum Bicolor) and Two F1 Hybrids”. The Journal of Agriculture of the University of Puerto Rico 61, no. 3 (July 1, 1977): 300–304. Accessed April 25, 2024. https://revistas.upr.edu/index.php/jaupr/article/view/10427.