Andino, P., F. Caiza, L. Condo, H. Diaz, F. Reyes, E. Oleas, J. Vargas, and P. R. Marini. “Assessment of Two Superovulation Programs in Dairy Cows in the Ecuadorian Central Highlands”. Asian Journal of Agriculture and Food Sciences, vol. 3, no. 6, Jan. 2016, https://ajouronline.com/index.php/AJAFS/article/view/3267.