Ghanim Thunoon, Waleed, and وليد. “Analytical Study of Some Kinematics Variables of Straight (Radial) Spike from Rare Region and Its Relation With Accuracy in Volleyball”. Al-Rafidain Journal For Sport Sciences (RJSS) 14, no. 49 (June 25, 2025): 99–127. Accessed September 10, 2025. https://edusj.uomosul.edu.iq/index.php/rjss/article/view/35708.