Díaz-Ríos, Héctor L., and Abner A. Rodríguez-Carias. “Intake and Nutrient Digestibility of Tropical Grasses and Legume Hay Supplemented With Tilapia Fish Silage”. The Journal of Agriculture of the University of Puerto Rico, vol. 92, no. 1-2, Apr. 2008, pp. 27-38, doi:10.46429/jaupr.v92i1-2.2619.