Irmayanti I, Hasan MS, Hakim H. The Contribution of Hand Reaction Speed and Arm Muscle Strength to Tsuki Chudan’s gyaku Punch Speed On karateka Inkanas UNM Twigs. Jocca [Internet]. 2023Mar.21 [cited 2026Feb.18];4(1):44-53. Available from: https://jurnal.sainsglobal.com/index.php/jc/article/view/1579