Rosero, Jaime A, Luz A Álvarez, Jaime E Muñoz, Carlos V Durán, and Ángela G G Rodas. “Allelic Frequency of the Kappa-Casein Gene in Colombian and Creole Cattle Breeds”. Revista Colombiana de Ciencias Pecuarias 25, no. 2 (July 6, 2012): 173–182. Accessed February 8, 2025. https://revistas.udea.edu.co/index.php/rccp/article/view/324744.