SZMYGIN, Boguslaw. Evolution of the principles of historical monuments conservation – the example of UNESCO World Heritage cities. Protection of Cultural Heritage, [S. l.], n. 9, p. 129–140, 2020. DOI: 10.35784/odk.2406. Disponível em: https://ph.pollub.pl/index.php/odk/article/view/2406. Acesso em: 23 apr. 2024.