هاشم علي and اري أكرم باور اري أكرم باور 2026. The effect of specific training on the working muscles in developing certain types of strength and accuracy of the spiking shot in volleyball for the players of the Diyala Education Directorate team. Wasit Journal of Sports Sciences. 28, 2 (Jun. 2026), 384–395. DOI:https://doi.org/10.31185/wjoss.1080.