The Effect Of Ladder Drill Training On The Speed Of Pulse Matra Futsal Club Players, Pasangkayu District. COMPETITOR: Jurnal Pendidikan Kepelatihan Olahraga, [S. l.], v. 17, n. 2, p. 1704–1712, 2025. Disponível em: https://competitor.idjournal.eu/index.php/competitor/article/view/249. Acesso em: 19 mar. 2026.