Bayrakdaroğlu, Serdar, Erdal Arı, Hüseyin Özkamçı, and İbrahim Can. “The Examination of Yo-Yo Intermittent Recovery Test Performance of Young Soccer Players at Different Playing Positions”. Physical Education of Students 24, no. 4 (August 30, 2020): 235–241. Accessed March 21, 2026. https://sportedu.org.ua/index.php/PES/article/view/1185.