Robert Mooney, Gavin Corley, Alan Godfrey, Conor Osborough, Leo R. Quinlan, and Gearóid ÓLaighin. 2015. “Application of Video-Based Methods for Competitive Swimming Analysis: A Systematic Review”. Sports and Exercise Medicine 1 (5):133-50. https://openventio.us/index.php/SEM/article/view/764.