IVANOV, Ivan Yu.; KOSARETSKY, Sergey G. Inequality of children’s opportunities in extracurricular education in post-Soviet countries. Journal of the Belarusian State University. Sociology, [S. l.], n. 4, p. 58–68, 2021. DOI: 10.33581/2521-6821-2021-4-58-68. Disponível em: https://journals.bsu.by/index.php/sociology/article/view/4218. Acesso em: 18 jul. 2026.