MROWCZYK, P.; MADEJA, G.; DOKTOR, M. Geotourist boards as a part of geotourism information system. Geotourism/Geoturystyka, [S. l.], n. 26-27, p. 25, DOI: 10.7494/geotour.2011.3-4.25. Disponível em: https://journals.agh.edu.pl/geotour/article/view/700. Acesso em: 28 apr. 2024.