JURCZAK, A.; ŻIŻKA-SALAMON, D. Active forms of tourism among lower and higher secondary students in Cracow. Geotourism/Geoturystyka, [S. l.], n. 36, p. 15, 2014. DOI: 10.7494/geotour.2014.36.15. Disponível em: https://journals.agh.edu.pl/geotour/article/view/1298. Acesso em: 12 dec. 2024.