Mattes, Klaus, and Nina Schaffert. “A New Measuring and on Water Coaching Device for Rowing”. Journal of Human Sport and Exercise 5, no. 2 (June 2, 2010): 226–239. Accessed April 16, 2024. https://www.jhse.ua.es/article/view/2010-v5-n2-a-new-measuring-and-on-water-coaching-device-for-rowi.