Abu-Shihab عصام ناجح, and Al- Smerat أنس خالد. “The Impact of Using Ballistic Training on Improving the Digital Performance Level of Junior Swimmers’ Butterfly Stroke”. Mutah Journal of Humanities and Social Sciences 38, no. 4 (September 17, 2023). Accessed November 24, 2024. https://dsr.mutah.edu.jo/index.php/hsss/article/view/722.