Łubkowska W, Szark-Eckardt M, Żukowska H. Signs binding at indoor pools as a system supporting the safety and hygiene of water recreational and sport activity. Qual Sport [Internet]. 2015 Sep. 30 [cited 2024 Jul. 18];1(3):7-19. Available from: https://apcz.umk.pl/QS/article/view/QS.2015.013