Marinho, Daniel A., António J. Silva, Victor M. Reis, Aldo M. Costa, João P. Brito, Ricardo Ferraz, and Mario C. Marques. “Changes in Critical Velocity and Critical Stroke Rate During a 12 Week Swimming Training Period: A Case Study”. Journal of Human Sport and Exercise 4, no. 1 (January 7, 2009): 48–56. Accessed April 23, 2024. https://www.jhse.ua.es/article/view/2009-v4-n1-changes-in-critical-velocity-and-critical-stroke-rate.