Mohy ud Din, Badar, Muhammad Zafar Iqbal Butt, and Yasmeen Tabassum. “Examining the Effects of Caffeine Supplementation on the Arousal of University Football Players”. Pakistan Journal of Humanities and Social Sciences 11, no. 2 (June 2, 2023): 1125–1131. Accessed November 21, 2024. https://journals.internationalrasd.org/index.php/pjhss/article/view/1343.