Onatskiy Maksym Yuriyovych. Private Trade and Industrial Entrepreneurship in Kharkiv in the Period of the NEP (1921–1928) : к.і.н. : spec.. 07.00.01 - Історія України : presented. 2013-04-12; popup.evolution: .; Kharkov National University named after V.N. Karazin. – , 0413U002181.

Updated: 2026-11-08