The effect of 25 m versus 50 m course length on backstroke performance - An analysis of national and international swimmers - Janoschka, A.; Wolfrum, W.; Knechtle, B.; Rüst, C. A.; Rosemann, T.; Lepers, R. (Journal of Athletic Enhancement, 2014)
Keywords: backstroke swimming; performance; swimming; elite sport; sports facility; USA; endurance sports