9Koning J. J. de,Groot G. de,Ingen Schenau,et al. Mechanicalaspects of the sprint start in Olympic speed skating[ J ]. Znt. J. SportBiomechanicsl989, 5:151 — 168.
10Jos J. de Koning I,Maarten F. Bobbert , Carl Foster . Determi-nation of Optimal Pacing Strategy in Track Cycling with an EnergyFlow Model [ J ]. Journal of Science and Medicine in Sport , 1999,2[3]:266-277.