YAKUNIN , A. MATHEMATICS CLUB IN PREPARATION FOR INTELLECTUAL COMPETITIONS . Actual Problems in the System of Education: General Secondary Education Institution – Pre-University Training – Higher Education Institution, [S. l.], v. 1, n. 4, p. 530–541, 2024. DOI: 10.18372/2786-5487.1.18771. Disponível em: https://jrnl.nau.edu.ua/index.php/APSE/article/view/18771. Acesso em: 3 dec. 2024.