Tőzsér, János, et al. “Changes of Longissimus Muscle Area and Rump Fat Thickness in Hungarian Simmental Fattening Bulls Measured Using Real-Time Ultrasound Equipment”. Acta Agraria Debreceniensis, no. 18, Mar. 2005, pp. 11-15, https://doi.org/10.34101/actaagrar/18/3238.