Radko, I.P., Nalyvaiko V.А., Okushko А.V., Mishchenko А.V., and Antipov Е.А. 2019. “Study of Ways to Reduce the Costs of Heat Carriers in the NULES OF UKRAINE”. Energy and Automation, no. 1 (April): 114-26. https://doi.org/10.31548/energiya2019.01.114.