2025. The Effect Of Ladder Drill Training On The Speed Of Pulse Matra Futsal Club Players, Pasangkayu District. COMPETITOR: Jurnal Pendidikan Kepelatihan Olahraga. 17, 2 (Aug. 2025), 1704–1712. DOI:https://doi.org/10.26858/cjpko.v17i2.249.