sarhan, aiman. "Increasing the Distance of Attentional Focus Improves Free Throw Accuracy in Male Basketball Players". Journal of Physical Education 36, no. 2 (يونيو 28, 2024): 386–401. تاريخ الوصول يونيو 30, 2024. https://jcope.uobaghdad.edu.iq/index.php/jcope/article/view/2166.