Insanul Sobri Wal Afif, Ahmad Rahmadani. Contribution Of Arm Muscle Power And Confidence Towards Smash Results Of PB Players Reality. IJHESS [Internet]. 2024 Aug. 24 [cited 2026 Apr. 22];4(1). Available from: https://ijhess.com/index.php/ijhess/article/view/1208