DĘBSKA, Urszula, KAŁWA, Małgorzata, JUSZKIEWICZ, Anna and GUŁA-KUBISZEWSKA, Halina. Health activity in the context of the sense of coherence and self-esteem of participants of specialised training. Journal of Education, Health and Sport. Online. 31 December 2016. Vol. 6, no. 13, pp. 65-81. [Accessed 20 April 2025].