Abedulwahab, Izdihar. “Along the Upper and Lower Sides and Their Relationship Subtly Transmission Overwhelming Volleyball Youth Aged (17-19 Years)”. Journal of Physical Education 25, no. 4 (December 28, 2013): 42–58. Accessed June 8, 2026. https://www.jcope.uobaghdad.edu.iq/index.php/jcope/article/view/618.