Erdeljan, Mihajlo, Ivan Stančić, Ivana Davidov, and Miodrag Radinović. “ULTRASOUND DIAGNOSIS OF PREGNANCY IN CATTLE”. Archives of Veterinary Medicine 4, no. 2 (January 25, 2012): 57–64. Accessed March 28, 2024. https://niv.ns.ac.rs/e-avm/index.php/e-avm/article/view/187.