Jasim, Omar, عناد, I’nad Jarjees, and عمر. “‘The Effect of Using Different Training Distances of Speed Endurance on a Number of Physical Attributes in 200m Run’”. Al-Rafidain Journal For Sport Sciences (RJSS) 17, no. 57 (June 25, 2025): 200–227. Accessed September 10, 2025. https://edusj.uomosul.edu.iq/index.php/rjss/article/view/35779.