Rakityanska, N.A., O.V. Ievtushenko, O.V. Dunyak, and V.G. Demchenko. 2016. “PERSPECTIVES OF USING COAXIAL PIPES AS A NEW WAY OF THE HEAT CARRIER TRANSPORTATION IN CENTRAL HEATING SYSTEMS”. Thermophysics and Thermal Power Engineering 38 (1), 54-61. https://doi.org/https://doi.org/10.31472/ihe.1.2016.07.