DORAY, J. M., J. C. BURGES, S. S. CALLEJAS, G. C.S. SCHIERSMANN, O. TORCUATI, H. BUTLER, and R. H. ALBERIO. “Reproductive Control in Beef Cows through Vaginal Progesterone; Effects of Various Factors on Fertility”. Archivos de Medicina Veterinaria 29, no. 1 (June 30, 1997): 63–68. Accessed November 15, 2024. http://581087.h2bexzbj.asia/index.php/amv/article/view/4398.