Effects of playing surface (hard and clay courts) on heart rate and blood lactate during tennis matches played by high-level players - Martin, C.; Thevenet, D.; Zouhal, H.; Mornet, Y.; Delès, R.; Crestel, T.; Ben Abderrahman, A.; Prioux, J. (The Journal of Strength and Conditioning Research, 2011)
Keywords: tennis; covering; relation; heart rate; lactate; sports facility; sport physiology; USA; sport games