VOLKOV, V.; HOROSHKOVA, L. Problems of export-import operations accounting in Ukraine’s extraction field. Visnyk of Taras Shevchenko National University of Kyiv. Geology, [S. l.], v. 4, n. 83, p. 57–62, 2018. DOI: 10.17721/1728-2713.83.08. Disponível em: https://geology.bulletin.knu.ua/en/article/view/1338. Acesso em: 11 oct. 2026.