Flouris, Andreas, Athanasios Jamurtas, Ioannis Fatouros, and Yiannis Koutedakis. 2015. “Metabolic Profile of Football Athletes During Running Incorporating Different Levels of Direction Change”. Inquiries in Physical Education and Sport 13 (1):26-31. https://doi.org/10.26253/heal.uth.ojs.ispe.2015.1442.