“The Effect of Resistance Band Training on Underhand Passing Skills in Boys’ Volleyball Games Aged 16-18 Years at the Bahurekso Kendal Club”. 2025. COMPETITOR: Jurnal Pendidikan Kepelatihan Olahraga 17 (2): 1446-56. https://doi.org/10.26858/cjpko.v17i2.130.