“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), pp. 1446–1456. doi:10.26858/cjpko.v17i2.130.