Karimova D.V., Sapozhnikova A.V., Tokmakova E.G. Analysis of the impact of socio-economic indicators on the level of employment in the informal sector of the economy of the Tyumen region // Russian Journal of Labor Economics. — 2019. — Vol. 6. — № 4. — p. 1373-1386. — doi: 10.18334/et.6.4.41255
Dyachenko V.N. Informal employment in human capital transformations in border area with China // Russian Journal of Labor Economics. — 2018. — Vol. 5. — № 4. — p. 1073-1088. — doi: 10.18334/et.5.4.39470
Evgeniy Zazdravnykh The analysis of the nature of entrepreneurs and salaried employees’ informal employment // Russian Journal of Entrepreneurship. — 2015. — Vol. 16. — № 9. — p. 1337-1350. — doi: 10.18334/rp.16.9.221
Savin V.E., Gapurbaeva Sh.R. Scale of shadow economy and determination of the level of shadow employment of the population in the Kyrgyz Republic // Russian Journal of Entrepreneurship. — 2017. — Vol. 18. — № 24. — p. 4351-4366. — doi: 10.18334/rp.18.24.38623
Popov A.V. Unsolved problems in the employment sphere of modern Russia // Russian Journal of Labor Economics. — 2017. — Vol. 4. — № 3. — p. 163-172. — doi: 10.18334/et.4.3.38242
Magamed V. Israilov, Laura Kh. Dzhabrailova The problems of informal employment in the region // Russian Journal of Entrepreneurship. — 2013. — № 10 (232). — p. 94-99. — URL: http://bgscience.ru/com/lib/4252
Skrug V.S. Regulation of the process of legalization of the income taxation of self-employed citizens in the Russian Federation at the present stage // Russian Journal of Labor Economics. — 2019. — Vol. 6. — № 1. — p. 535-552. — doi: 10.18334/et.6.1.40125
Tumunbayarova Zh.B., Antsiferova M. D. Informal employment: causes and determinants of its level // Shadow Economy. — 2018. — Vol. 2. — № 4. — p. 139-149. — doi: 10.18334/tek.2.4.40935
Gunchenkova A.S. The reasons for the weak effect of measures to reduce informal employment in terms of resource scarcity // Russian Journal of Labor Economics. — 2019. — Vol. 6. — № 3. — p. 1219-1228. — doi: 10.18334/et.6.3.40891