Seweryniak T, Stosik A, Leśniewska A, Łasiński G. COMPETENCES OF PROFESSIONAL VOLLEYBALL TEAM COACHES IN THE OPINION OF EXPERTS. JPM [Internet]. 2019 Jul. 5 [cited 2024 Jul. 18];9(2):18-33. Available from: https://apcz.umk.pl/JPM/article/view/JPM.2018.140