Ríos-Utrera, Ángel, René Carlos Calderón-Robles, Jorge Víctor Rosete-Fernández, and Juvencio Lagunes-Lagunes. “Genetic and Phenotypic Correlations Among Reproductive Traits of Dairy Cows”. Agronomía Mesoamericana 21, no. 2 (December 1, 2010): 235–244. Accessed April 19, 2024. https://revistas.ucr.ac.cr/index.php/agromeso/article/view/11835.