Ivan Borovets. “PITTSBURGH CZECH-SLOVAK DECLARATION OF 1918: POLITICAL AND HISTORIOGRAPHIC INTERPRETATIONS”. International Relations of Ukraine: Scientific Searches and Findings, no. 28 (December 5, 2019): 213–230. Accessed July 26, 2026. https://mzu.history.org.ua/index.php/MZU/article/view/109.