Khattab Sultan, Manhal, and حامد Algbory Ali. “Construct and Applying the Existential Attendance Scale for Advanced Football Club Players in Nineveh Governorate”. College of Basic Education Research Journal 17, no. 3 (October 1, 2021): 1088–1114. Accessed October 26, 2025. https://moss.uomosul.edu.iq/index.php/berj/article/view/39472.