MARSZAŁEK, Łukasz. The implementation of the concept of regional education in the light of the curriculum activities of the Pedestrian Tourist Club “Mikołajek” PTTK Słupsk. Journal of Geography, Politics and Society, [S. l.], v. 5, n. 2, p. 19–24, 2015. Disponível em: https://czasopisma.bg.ug.edu.pl/index.php/JGPS/article/view/3721. Acesso em: 6 may. 2024.