Curbelo-Rodríguez, Jaime E., et al. “Evaluation of the Thermoregulatory Capacity of Puerto Rican Slick Holstein, Normal Holstein and Jersey Cows”. The Journal of Agriculture of the University of Puerto Rico, vol. 100, no. 1, Jan. 2016, pp. 1-12, doi:10.46429/jaupr.v100i1.8682.