Styazhkina, O. 2022. THE PROBLEM OF THE EMERGENCE OF NOMADIC CATTLE BREEDING IN THE WORKS OF M.P. GRYAZNOV. THEORY AND PRACTICE OF ARCHAEOLOGICAL RESEARCH. 34, 4 (Dec. 2022), 252-261. DOI:https://doi.org/10.14258/tpai(2022)34(4).-14.