GACH, Barbara. Formation of national parks in Polish People’s Republic on the example of Ojców National Park. Studia Prawno-Ekonomiczne, [S. l.], v. 112, p. 27–45, 2019. DOI: 10.26485/SPE/2019/112/2. Disponível em: https://journals.ltn.lodz.pl/Studia-Prawno-Ekonomiczne/article/view/586. Acesso em: 4 may. 2024.