Mahmoud, Eiman Shaker, and Samia Mokhtar Mohamed. “Relative Contribution of Angular Change of Upper and Lower Joints to the Speed and Angular Course of the Triple Throw”. Journal of Educational Sciences – Qatar University 2, no. 2 (July 1, 2002). Accessed April 24, 2025. https://journals.qu.edu.qa/index.php/jes/article/view/1015.