Bartolome J., Zapata L., Harry H. R., Bilbao M., Perez Wallace S., Farcey M., Gelid L., and Ferrer M. “Comparison Between the 5-Day Cosynch and 7-Day Estradiol-Based Protocols for Synchronization of Ovulation and Timed Artificial Insemination in Beef Suckled Cows”. Clinical Theriogenology, vol. 10, no. 3, Sept. 2018, p. 308, doi:10.58292/ct.v10.9996.