Baharuddin, Mohd Yusof, Malaarvily Shanmugam, and Hoo Boon Choo. “Biomechanics Analysis on Muscle Activation During Jumping Jack Exercise”. Jurnal Sains Sukan & Pendidikan Jasmani 6, no. 2 (November 5, 2017): 28–35. Accessed April 11, 2025. https://ejournal.upsi.edu.my/index.php/JSSPJ/article/view/955.