أ.م. د نعيمة خلف زيدان داع. Cognitive skill attainment and its relationship to the skill of crushing volleyball among students of the fourth stage of the College of Physical Education and Sports Sciences for Girls. ms [Internet]. 2020 Dec. 30 [cited 2024 Dec. 25];19(4):0147. Available from: https://jcopew.uobaghdad.edu.iq/index.php/sport/article/view/651