The following is a list of the referenced bibliography:
 David E. Martin, Peter N. Coe, Training Distance Runners, 1991, Leisure Press
 J. Daniels and J. Gilbert, Oxygen Power: Performance Tables for Distance Runners, 1979.
 Peter S. Riegel, Atheletic Records and Human Endurance, 1981, American Scientist Vol. 69, May-June.
 J.G. Purdy, Computer Generated Track Scoring Tables Medicine and Science in Sports, Vol. 2, No.3 , pp 152-161, Fall 1970.
 J.G. Purdy, Least Squares Model for the Running Curve, Research Quarterly, 45:224-238 Oct. 1974.
 P. Hoffman, Cross Country, Track, and Running Analysis; (J.G. Purdy Model): http://www.cs.uml.edu/~phoffman/xcinfo3.html
 David F. Cameron Model: http://www.cs.uml.edu/~phoffman/cammod.html
 David M Wilkinson, Physiology Matters, 1999.
 R C Davies, A V Rowlands, R G Eston, The prediction of maximal oxygen uptake from submaximal ratings of perceived exertion elicited during the multistage fitness test, Br J Sports Med 2008 42: 1006-1010
 American College of Sports Medicine. Guidelines for Exercise Testing and Prescription, 6th Edition. Baltimore, MD: Lippincott Williams & Wilkins, 2000,