Navrodskaya, R., Fialko, N., Gnedash, G. and Sbrodova, G. (2017) “ENERGY-EFFICIENT HEAT RECOVERY SYSTEM FOR HEATING THE BACKWARD HEATING SYSTEM WATER AND BLAST AIR OF MUNICIPAL BOILERS”, Thermophysics and Thermal Power Engineering, 39(4), pp. 69-75. doi: https://doi.org/10.31472/ihe.4.2017.10.