Accuracy and repeatability of the Polar® RS800sd to evaluate stride rate and running speed - Hausswirth, C.; Le Meur, Y.; Couturier, A.; Bernard, T.; Brisswalter, J. (International Journal of Sports Medicine, 2009)
Keywords: running; triathlon; long distance running; frequency; technique; movement; velocity; measuring procedure; investigation method; computer; Germany; training science; endurance sports; technical and natural sciences