Abdel Jabbar, Atheer. “The Effect of Ball Possession Exercises On Tactical Performance Of Football Players Aged 16 Years Old”. Journal of Physical Education 29, no. 1 (March 28, 2017): 320–328. Accessed May 1, 2024. https://jcope.uobaghdad.edu.iq/index.php/jcope/article/view/1095.