KHALED, F. A.; MOHAMEED, H. A. The Effect of Competition Effort on Vital Capacity Level on Young Soccer Players Aged (14 – 16) Years old. Journal of Physical Education, [S. l.], v. 33, n. 1, p. 45–51, 2021. DOI: 10.37359/JOPE.V33(1)2021.1116. Disponível em: https://jcope.uobaghdad.edu.iq/index.php/jcope/article/view/1116. Acesso em: 2 apr. 2023.