شيركو الجاف ملوان. “‘The Relationship Between Personal Strengths and Mental Toughness and Scoring Accuracy in Football’”. College of Basic Education Research Journal 19, no. 4 (December 1, 2023): 797–815. Accessed October 26, 2025. https://moss.uomosul.edu.iq/index.php/berj/article/view/39730.