1.
PIEPIORA, Paweł, BAGIŃSKA, Justyna and PIEPIORA, Zbigniew. Karkonosze pro-mental health project. Journal of Education, Health and Sport. Online. 14 April 2025. Vol. 80, p. 59936. [Accessed 23 April 2025]. DOI 10.12775/JEHS.2025.80.59936.