J. Naji, “Impact exercises Mtaulp force in the development of precision performance of some basic skills volleyball”, jope, vol. 22, no. 3, p. 20, Sep. 2010, Accessed: Jul. 06, 2026. [Online]. Available: https://www.jcope.uobaghdad.edu.iq/index.php/jcope/article/view/1608