References
Burke, L. (2007). Nutrition Strategies for the Marathon. Sports Medicine, 37(4), pp.344-347.
Jeukendrup, A. (2011). Nutrition for endurance sports: Marathon, triathlon, and road cycling. Journal of Sports Sciences, 29(sup1), pp.S91-S99.
Vitale, K. and Getzin, A. (2019). Nutrition and Supplement Update for the Endurance Athlete: Review and Recommendations. Nutrients, 11(6), p.1289.