Wesołowski, Roland, Celestyna Mila-Kierzenkowska, Alina Woźniak, Tomasz Boraczyński, and Paweł Sutkowy. “Body Composition Analysis in Regular Winter Swimmers and People Who Do Not Use This Form of Recreation”. Medical and Biological Sciences 27, no. 4 (April 8, 2014): 47–52. Accessed February 7, 2025. https://apcz.umk.pl/MBS/article/view/mbs-2013-0035.