Reient, Oleksandr, and Grigory Golysh. “OLEKSANDR LYSENKO: 40 YEARS OF DEVOTION TO CLIO”. International Relations of Ukraine: Scientific Searches and Findings, no. 34 (December 1, 2025): 301–317. Accessed July 26, 2026. https://mzu.history.org.ua/index.php/MZU/article/view/435.