SEILKHANOVA, Gulziya, Akmaral RAKHYM, and Alexandra CSAVDARI. 2018. “PRELIMINARY ASSESSMENT OF MODIFIED KAZAKH NATURAL ZEOLITES AS POSSIBLE SORBENTS FOR MnO4- REMOVAL FROM AQUEOUS SOLUTIONS”. Studia Universitatis Babeș-Bolyai Chemia 63 (4):181-92. https://doi.org/10.24193/subbchem.2018.4.15.