MATHISEN, Gunnar E.; JENSEN, Rein M.; PETTERSEN, Svein A. Aerobic Games and Playful exercises in 9-Year-Old Boys: Intensity and Fitness Effects. Journal of Elementary Education, [S. l.], v. 9, n. 1/2, p. 57–64, 2016. Disponível em: https://old.journals.um.si/index.php/education/article/view/374. Acesso em: 8 nov. 2025.