Harini, Anggara, Kristiyanto Agus, and Siswandari Siswandari. “The Influence of Practice Method on Volleyball Normal Smash Ability Viewed From Leg Muscle Power”. Journal of Education, Health and Sport 8, no. 11 (November 2, 2018): 148–155. Accessed June 28, 2025. https://apcz.umk.pl/JEHS/article/view/6247.