Ligman, Oliwia Paulina, Marek Napierała, Małgorzata Pezala, and Rafał Gotowski. 2017. “Somatic Features Bydgoszcz 15-Year-Old Rowers and Canoeists”. Journal of Education, Health and Sport 7 (2):98-122. https://apcz.umk.pl/JEHS/article/view/4228.