Egesoy, Halit, and Ayşegül Yapıcı Öksüzoğlu. “The Acute Effects of Caffeine Ingestion on Reactive Agility Performance in Soccer Players”. Progress in Nutrition 22, no. 1-S (May 26, 2020): 168–174. Accessed August 17, 2024. https://mattioli1885journals.com/index.php/progressinnutrition/article/view/9813.