Harangi, Sándor, Andrea Radácsi, and Béla Béri. “Opportunities of Utilization of Real-Time Ultrasound Technique in Beef Cattle Breeding”. Acta Agraria Debreceniensis, no. 37 (December 21, 2009): 45–52. Accessed May 29, 2022. https://ojs.lib.unideb.hu/actaagrar/article/view/2781.