Radczenko, Oleksandr, and Tomasz Michalski. “Specifics of Demographic Transitions in Ukraine After the Country Gained Independence”. Journal of Geography, Politics and Society 5, no. 1 (September 15, 2015): 32–36. Accessed May 18, 2024. https://czasopisma.bg.ug.edu.pl/index.php/JGPS/article/view/3730.