Boukelia, B. et al. 2018. The Effect of Zeitgeber (Fasting and Exercise) on Phase Advance Blood Glucose Circadian Rhythms in Endurance Athletes. International Journal of Sport Studies for Health. 2, 1 (Nov. 2018), 37–41. DOI:https://doi.org/10.61838/kman.intjssh.2.1.8.