Múnera Bedoya, Oscar D, Ana C Herrera Ríos, Luis G González Herrera, Andrés F Henao Velásquez, and Mario Cerón Muñoz. “Variance and Covariance Components and Genetic Parameters for Fat and Protein Yield of First-Lactation Holstein Cows Using Random Regression Models”. Revista Colombiana de Ciencias Pecuarias 27, no. 4 (November 5, 2014): 253–263. Accessed February 8, 2025. https://revistas.udea.edu.co/index.php/rccp/article/view/324899.