Ponomarenko, Y., Katkov, M. and Semenenko, R. (2020) “INTEGRATED ASSESSMENT OF ENVIRONMENTAL AND ECONOMIC EFFICIENCY OF GAS BOILER OPERATING MODES: Array”, Municipal economy of cities. Series: «Economy science», 4(157), pp. 127–133. Available at: https://khges.kname.edu.ua/index.php/khges/article/view/5644 (Accessed: 16 June 2025).