M, Elamaran, and Muthu Eleckuvan R. “Effect of Fartlek Training on Selected Physiological Parameters Among College Male Athletes”. International Journal of Physical Education, Fitness and Sports 3, no. 4 (December 30, 2014): 77–83. Accessed May 6, 2024. https://ijpefs.org/index.php/ijpefs/article/view/125.