rnal of Sport Science., Vol. 2, No. 5, pp: 42-52.
24.Rourke, M. P., Brien, B. J., Knez, W. L. (2008). “Caffeine has a small effect on 5-km running performance of well-trained and recreational runners”. J Science and medicine in Sport., Vol. 11, No. 2, pp: 231- 233.
25.Ryus, C. J. (2001). “Caffeine as a lipolytic food component increases endurance performance in rates and athletes”. J Nutr Sci Vitaminal., Vol.
47, No. 2, pp: 139-146.
26.Rinclair, C. J., Geiger, J. D. (2000). “Caffeine use in sports: A pharmacological review”. Journal Medicine and Physical Fitness., Vol. 40, No. 1, pp: 71-79.
27.Spriet, L. L., Maclean, D. A., Dyck, D. J., Hultman, E. (1992). “Caffeine ingestion and muscle metabolism during prolonged exercise in humans”. J Appl Physiol., Vol. 262, No. 25, pp: 891 -898.
28.Sarnopolsky, A. M. (2008). “Effect of caffeine on the neuromuscular system potential as an ergogenic aid”. J Appl Physiol Nut., Vol. 33, No. 6, pp: 1284-1289.
29.Turley, K. R. (2006). “Effect of caffeine on physiological responses to exercise in young boys and girls”. Med Sci Sports Exerc., Vol. 38, No. 3, pp: 520-526.
30.Tan soeren, M. H., Graham, T. E. (1998). “Effect of caffeine on metabolism, exercise endurance, and catecholamine responses after withdrawal”. J Appl Physiol., Vol. 85, No. 4, pp: 1493–1501.