Figueroa-Velasco, José L., David Trujano-San-Luis, José A. Martínez-Aispuro, María T. Sánchez-Torres, María M. Crosby-Galván, Agustín Ruíz-Flores, and José L. Cordero-Mora. “Effectiveness and Optimum Level of Protected Methionine in Fattening Pig Diets”. Revista Colombiana de Ciencias Pecuarias 33, no. 4 (April 16, 2020): 217–227. Accessed December 6, 2025. https://revistas.udea.edu.co/index.php/rccp/article/view/341774.