CAPPECCHI, V. Reflections on the footprints of the hominids found at Laetoli. Anthropol Anz. 1984, 42, 81-86
KAPPEL-BARGAS, A. The windlass mechanism during normal walking and passive first metatarsalphalangeal joint extension. Clinical Biomechanics. 1998, 13, 190-194
KITAOKA, HB. Effect of the posterior tibial tendon on the arch of the foot during simulated weightbearing : biomechanical analysis. Foot Ankle Int. 1997, 18, 43-46