Obodovych, O., V. Sydorenko, B. Tselen, and T. Rezakova. “METHOD OF REDUCING WATER HARDNESS SALTS AND HEAT AND MASS EXCHANGE EQUIPMENT FOR ITS IMPLEMENTATION”. Thermophysics and Thermal Power Engineering, Vol. 45, no. 2, June 2023, pp. 87-94, doi:https://doi.org/10.31472/ttpe.2.2023.10.