“Reaction and Response Speed ​​Tests in Racket Sports: Instrumentation, Reliability, and Learning Applications”, Compet. J. Pendidik. Kepelatihan Olahraga, vol. 18, no. 1, pp. 0098–0111, Feb. 2026, Accessed: Mar. 22, 2026. [Online]. Available: https://competitor.idjournal.eu/index.php/competitor/article/view/492