GHELLAB , Hakim. The effect of suggested exercises from children’s athletics competitions on developing leg strength in a group Less than (13) years old . sports creativity, [S. l.], v. 15, n. 02, p. 97–110, 2024. Disponível em: https://journals.univ-msila.dz/index.php/JOSC/article/view/459. Acesso em: 4 feb. 2026.