СЕРЕДА, Н. Mechanism of formation of competitiveness of non-Olympic sports. Slobozhanskyi Herald of Science and Sport, [S. l.], n. 2(70), p. 55–58, 2019. Disponível em: https://journals.uran.ua/index.php/1991-0177/article/view/165601. Acesso em: 2 may. 2024.