State regulation of self-employment institution in Russia: economic and legal aspect. Economic Environment, [S. l.], v. 11, n. 4, p. 11–20, 2022. DOI: 10.36683/2306-1758/2022-4-42/11-20. Disponível em: https://econenv.owebs.ru/article/view/3741. Acesso em: 28 sep. 2026.