Hrabko, N. V., and M. Ye. Romanchuk. “ANALYSIS OF WATER SUPPLY AND WASTEWATER SERVICES IN THE REGIONS OF UKRAINE”. Ukrainian hydrometeorological journal, no. 34-35 (December 30, 2025): 111-120. Accessed February 12, 2026. http://www.uhmj.org.ua/index.php/journal/article/view/244.