Mahmoud Jassim, Ghada, and Mohamed Qassem Badr. “Designing a Scale for Some Personality Traits of Tennis, Badminton and Squash Players for Students of the College of Physical Education University of Baghdad”. International Journal of Psychosocial Rehabilitation 24, no. 2 (April 30, 2020): 9255–9262. Accessed July 14, 2025. https://psychosocial.com/index.php/ijpr/article/view/2877.