Pelin, Oleksandr. 2019. “Linear and Cyclic Approaches in Research of Ethnonational Processes (an Example of Transcarpathian Region)”. Visnyk of V. N. Karazin Kharkiv National University. Series "Sociological Studies of Contemporary Society: Methodology, Theory, methods", no. 1045 (August), 110-13. https://periodicals.karazin.ua/ssms/article/view/13847.