“Computer Experiment As a Method for Evaluating the Efficiency of Water Purification in the Flow and Countercurrent Regeneration of Ion Exchange Filters”. Sorbtsionnye I Khromatograficheskie Protsessy, vol. 18, no. 5, Oct. 2018, pp. 776-83, https://doi.org/10.17308/sorpchrom.2018.18/606.