LEWICKI, Jakub. Together or separately, i.e. the need for integrated protection of cultural and natural heritage in the activities of conservation offices. Protection of Cultural Heritage, [S. l.], n. 1, p. 85–92, 2016. DOI: 10.24358/ODK_2016_01_09. Disponível em: https://ph.pollub.pl/index.php/odk/article/view/101. Acesso em: 4 may. 2024.