Supriadi, Amir, Mesnan, Filli Azandi, Muhammad Reza Destya, and S M Farooque. “Enhancing Goalkeeper Reaction Speed in Football: The Impact of Ball Launcher Training in Physical Training Methods”. Journal Sport Area 8, no. 3 (December 18, 2023): 447–456. Accessed May 20, 2024. https://journal.uir.ac.id/index.php/JSP/article/view/14758.