Efektivitas Sistem Pembinaan Sepakbola Di Klub Indonesia Muda Purwokerto. Indonesian Journal of Physical Activity, [S. l.], v. 6, n. 2, p. 157–162, 2026. DOI: 10.59734/ijpa.v6i2.187. Disponível em: https://ijophya.org/index.php/ijophya/article/view/187. Acesso em: 10 oct. 2026.