М. Л. Майофис and И. В. Кукулин, “THE SOVIET EDUCATIONAL SYSTEM AND PRODUCTION OF SOCIAL IDENTITIES IN THE 1920S - EARLY 40S”, Shagi, vol. 1, no. 1, pp. 40–45, Jan. 2015, doi: 10.22394/2412-9410-2015-1-1-40-45.