widad kadhim, H. shihab, and L. samir, “The effect of using some technical clavicles’ according to some biomechanical changes in promwting vertical jump the learning of defeating shot and repelling wall in volley ball”, jope, vol. 24, no. 2, p. 27, Jun. 2012, Accessed: May 13, 2024. [Online]. Available: https://jcope.uobaghdad.edu.iq/index.php/jcope/article/view/1734