Sosa, Marelita, and Paul F. Randel. “FODDER YEAST GROWN ON RUM DISTILLERY STILLAGE AS A PROTEIN SUPPLEMENT FOR LAYER HENS”. The Journal of Agriculture of the University of Puerto Rico 69, no. 3 (July 1, 1985): 435-437. Accessed January 29, 2022. https://revistas.upr.edu/index.php/jaupr/article/view/7372.