Bozhilova-Sakova, M. et al. 2022. POLYMORPHISM OF ABCG2 GENE AND ITS EFFECTS ON LITTER SIZE AND MILK PRODUCTION OF SYNTHETIC POPULATION BULGARIAN MILK EWES. TRADITION AND MODERNITY IN VETERINARY MEDICINE. 7, 1 (Jun. 2022), 44–48. DOI:https://doi.org/10.5281/zenodo.6376129.