Iliev, Yanislav. “NON-SPECIFIC RESISTАNCE AND ADAPTIVE CAPABILITIES OF NEW-BORN CALVES, BORN BY COWS BREED AT DIFFERENT TECHNOLOGICAL REGIMES”. TRADITION AND MODERNITY IN VETERINARY MEDICINE 5, no. 1 (June 24, 2020): 114–118. Accessed June 25, 2026. https://www.scij-tmvm.com/index.php/pub/article/view/107.