SHANDRA, Iryna. ADMINISTRATION OF UKRAINIAN COAL EXPORTS TO THE OTTOMAN EMPIRE (LATE 19th AND EARLY 20th CENTURIES). International Relations of Ukraine: Scientific Searches and Findings, [S. l.], n. 31, p. 112–129, 2022. DOI: 10.15407/mzu2022.31.112. Disponível em: https://mzu.history.org.ua/index.php/MZU/article/view/342. Acesso em: 26 jul. 2026.