APRELYANI, Siska. The Role of Discipline and Time Management in Improving Student Achievement in Sports. Siber International Journal of Sport Education, [S. l.], v. 3, n. 1, p. 7–13, 2025. DOI: 10.38035/sijse.v3i1.249. Disponível em: https://review.e-siber.org/SIJSE/article/view/249. Acesso em: 7 oct. 2025.