The Effect of Preventive Exercises Using a Flywheel on Improving Eccentric Strength and Flexibility of the Hamstrings in Footballers. Jurnal Pendidikan Kepelatihan Olahraga: PEJUANG, [S. l.], v. 2, n. 3, p. 158–165, 2026. DOI: 10.66968/pejuang. Disponível em: https://journalpejuang.web.id/index.php/jurnalpkopejuang/article/view/196. Acesso em: 9 oct. 2026.