Ahmad Jawad Kazem, Sahira Razzaq Kazem, and Iqbal Abdul Hussein. “The Effect of Mental Training on the Level of Sending Accuracy”. Modern Sport 4, no. 4 (December 30, 2005). Accessed December 22, 2024. https://jcopew.uobaghdad.edu.iq/index.php/sport/article/view/1535.