Huda Abdel Samie Abdel Wahab, et al. “The Effect of the Strategy of Focusing on Segmented Information in Learning the Skill of Receiving in Volleyball”. Modern Sport, vol. 18, no. 4, Dec. 2019, pp. 499-07, https://jcopew.uobaghdad.edu.iq/index.php/sport/article/view/1528.