1. Volek, J.S. Phinney, S. and Noakes, T.D. (2014) ‘Rethinking fat as a fuel for endurance exercise, European Journal of Sport Science, 15(1), pp. 13-20. doi:10.1080/17461391.2014.959564 

2. Smith, J.E, Zachwieja, J.J., Péronnet, F., passe, D.H., Massicotte, D., Lavoie, C. and Pascoe, D.D. (2010) ‘Fuel selection and cycling endurance performance with ingestion of [ 13C]glucose: evidence for a carbohydrate dose response’, Journal of Applied Physiology, 108(6), pp. 1520-1529.  

3. O’Rourke, M.P., O’Brien, B.J., Knez, W.L. and paton, C.D. (2008) ‘Caffeine has a small effect on 5-km running performance of well-trained and recreational runners’, Journal of Science and Medicine in Sport, 11(2), pp. 231-233. doi: 10.1016/j.jsams.2006.12.118 

4. Duvillard, S.P., Braun, W.A., Markofski, M., Beneke, R. and Leita, R. (2004) ‘Fluids and hydration in prolonged endurance performance’, Nutrition, 20(1), pp.651-656. doi10.1016/j.nut.2004.04.011