GAYKO, G.; BILETSKY, V. Mining heritage and revalorization underground structures. Skhid, [S. l.], n. 1(141), 2016. DOI: 10.21847/1728-9343.2016.1(141).64293. Disponível em: http://skhid.kubg.edu.ua/article/view/64293. Acesso em: 18 oct. 2021.