PHYSICAL TRAINING INDICATORS OF 11-12-YEAR-OLD BOXERS ENGAGED IN THE INITIAL PREPARATORY STAGE. American Journal of Interdisciplinary Research and Development, [S. l.], v. 6, p. 52–56, 2022. Disponível em: https://ajird.journalspark.org/index.php/ajird/article/view/169. Acesso em: 1 feb. 2026.