Destriana, Destriana, Muslimin Muslimin, Herri Yusfi, and Putri Anggraini. “Relationship Between Strength, Coordination, and Balance to Underhand Service in Amateur Volleyball players’ Teenage”. Jurnal SPORTIF : Jurnal Penelitian Pembelajaran 10, no. 2 (August 31, 2024): 230-244. Accessed October 2, 2024. https://ojs.unpkediri.ac.id/index.php/pjk/article/view/22673.