Hidayatullah, K. dan Firdaus, K. 2022. THE EFFECT OF WAIST FLEXIBLE, BODY MASS INDEX, AND CONFIDENCE ON THE ACCURACY OF SMASH BALL VOLLEY. Jurnal Muara Pendidikan. 7, 2 (Des 2022), 404–411. DOI:https://doi.org/10.52060/mp.v7i2.1034.