Hill, D. W., A. E. Riojas, B. K. McFarlin, and J. L. Vingren. “An Alternative to Oxygen Deficit As a Way to Quantify Anaerobic Contributions in Running”. Journal of Human Sport and Exercise, vol. 15, no. 4, Dec. 2020, pp. 837-48, doi:10.14198/jhse.2020.154.11.