WAYS TO IMPROVE THE PHYSICAL FITNESS OF PRIMARY SCHOOL STUDENTS IN THE PROCESS OF PHYSICAL EDUCATION CLASSES. American Journal of Pedagogical and Educational Research, [S. l.], v. 12, p. 150–152, 2023. Disponível em: https://americanjournal.org/index.php/ajper/article/view/832. Acesso em: 3 apr. 2026.