Suhairi, Muhammad, Zusyah Porja Daryanto, Rusdi Rusdi, Tri Aji, and Mohd Asmadzy Bin Ahmad Basra. “Development and Effectiveness of a Wrist Flick Training Device to Enhance Volleyball Hitting Performance ”. Indonesian Journal of Physical Education and Sport Science 6, no. 2 (June 10, 2026): 413-425. Accessed June 10, 2026. http://journal.unucirebon.ac.id/index.php/ijpess/article/view/2021.