الدفاعي ع. خ. ع. and الموسوي ع. ح. س. ., “The magnitude of the effect of simultaneous training in developing some bio-motor abilities and performing the front circular kick for Taekwondo youth”., wjoss, vol. 24, no. 2, pp. 768–784, Jun. 2025, doi: 10.31185/wjoss.858.