Abbas Ali Naser, Dr. Alaa Flayyih Jawad, Dr. Zuhair Salih Majhool. 2021. “Exercises According to Target Time and Beet Supplement and Their Effect on Indicators of Anaerobic Capacity and Fatigue and Achievement of Running A 400m Freestyle Under 20 Years Old”. Annals of the Romanian Society for Cell Biology, May, 2408-21. https://www.annalsofrscb.ro/index.php/journal/article/view/4780.