The Effectiveness of Jump Rope and Plyometrics on Improving Freestyle Swimming Speed. Journal Coaching Education Sports, [S. l.], v. 7, n. 1, p. 175–186, 2026. DOI: 10.31599/0aptdz15. Disponível em: https://ejurnal.ubharajaya.ac.id/index.php/JCESPORTS/article/view/5429.. Acesso em: 18 may. 2026.