Raid Mohammed Mushattat, et al. “The Effect of Corrective Educational Exercises According to the Accuracy of the Kinematic Performance to Develop the Skill of Receiving the Transmitter in Volleyball – Sitting”. Modern Sport, vol. 18, no. 1, Mar. 2019, pp. 287-98, https://jcopew.uobaghdad.edu.iq/index.php/sport/article/view/1433.