1. Akkoyunlu, Y., Şenel, Ö., & Atalay Güzel, N. (2004). Investigation of blood lactic acid and glucose levels of star male football players during a match. Gazi Journal of Physical Education and Sports Sciences, 9(3), 79 – 85.
2. Astrand, P. O., & Rodabl, K. (1986). Text Book of Work Physiology Physiological Bases of Exercise (Thirth Edition). Mc Graw Hill Book Company, New York.
3. Astrand, P., Rodahl, K., Dahl, H. A., & Stromme, S. B. (2003). Textbook of work physiology physiological bases of exercise ( Fourth Edition) Oslo: Human Kinetics.
4. Ben Abdelkrim, N., Castagna, C., Jabri, I., Battikh, T., El Fazaa, S., & El Atli, J. (2010). Activity profile and physiological requirements of junior elite basketball players in relation to aerobic-anaerobic fitness. Journal of Strength and
Conditioning Research, 24(9), 2330–2342. doi:10.1519/JSC.0b013e3181e381c1
5. Buchheit, M., Simpson, B. M., & Lacome, M. (2020). Monitoring Cardiorespiratory Fitness in Professional Soccer Players: Is It worth the Prick?. International Journal of Sports Physiology and Performance, 15(10), 1437–1441. https://doi.org/10.1123/ijspp.2019-0911