TOROP, Valeria. Legal aspects of accessibility of participation in the All-Russian Olympiad of schoolchildren. On the example of Olympiad in social studies. Education Policy, [S. l.], n. 1, p. 72–81, 2023. DOI: 10.22394/2078-838X-2023-1-72-80. Disponível em: https://education-policy.owebs.ru/article/view/10789. Acesso em: 8 nov. 2026.