KOSENDIAK, Jan; PTAK, Ewelina. Psychological Support as a Factor of the Training Process Quality Improvement. Journal of Education, Health and Sport, [S. l.], v. 7, n. 6, p. 807–818, 2017. Disponível em: https://apcz.umk.pl/JEHS/article/view/4985. Acesso em: 3 feb. 2026.