Mingming, Wen, Liu Chang, D. Prunenko, and K. Mamonov. 2021. “USE OF GEOINFORMATION SYSTEMS IN THE SOLUTION OF PROBLEM ASPECTS OF PROVIDING EDUCATIONAL ACTIVITY IN MODERN CONDITIONS: Array”. Municipal Economy of Cities (Technical Science) 6 (166):99-102. https://khgts.kname.edu.ua/index.php/khgts/article/view/5874.