Otirba, G.G., Fidchenko, M.M., Klushin, V.N., Kamenchuk, I.N. and КurilkinA.A. 2021. The use of natural montmorillonite clays in the process of coagulation purification of laundry wastewater. Sorbtsionnye i Khromatograficheskie Protsessy. 20, 6 (Jan. 2021), 773-781. DOI:https://doi.org/10.17308/sorpchrom.2020.20/3057.