Jawad Mohammed, Zaydoon, and Zahia Sabah Abdulsalam. “Effect of Lactic Threshold Training on the Development of Some Functional Lung Indicators and Achievement of 800 Meter Runners under 20 Years Old”. International Journal of Psychosocial Rehabilitation 24, no. 5 (July 31, 2020): 8145–8152. Accessed May 23, 2025. https://psychosocial.com/index.php/ijpr/article/view/5896.