The Effect of Intermittent Fartlek Training On The Aerobic Endurance Ability of Extra-Curricular Basketball Players At SMAN 1 Blega. Compet. J. Pendidik. Kepelatihan Olahraga 2025, 17 (2), 1227-1232. https://doi.org/10.26858/cjpko.v17i2.154.