MARTYN, A.; KACHANOVSKYI, O. Environmental and economic prerequisites of amber mining in Ukraine. Land Management, Cadastre and Land Monitoring, [S. l.], n. 1, p. 72–85, 2023. DOI: 10.31548/zemleustriy2023.01.07. Disponível em: https://www.journals.nubip.edu.ua/index.php/Zemleustriy/article/view/24171. Acesso em: 22 feb. 2026.