Кобилін, П. О. “SPATIAL GROUPING OF THE POPULATION TRADE SERVICE OBJECTS IN KHARKIV REGION”. Visnyk of V. N. Karazin Kharkiv National University. Series Geology. Geography. Ecology0, no. 43 (May 17, 2016): 119-124. Accessed December 5, 2025. https://periodicals.karazin.ua/geoeco/article/view/5753.