1. Raya, P.Z. and Shipley, H.J., RSC Adv., 2015, vol. 5, p. 9885.
2. Senyavin, M.M., Ionnyi obmen (Ion Exchange), Moscow: Nauka, 1981.
3. Yang, R.T., Adsorbents: Fundamentals and Applications. Chapter 6: Silica Gel, MCM, and Activated Alumina, New York: Wiley, 2003.
4. Kumar, E., Bhatnagar, A., Hogland, W., Marques, M., and Sillanpää, M., Chem. Eng. J., 2014, vol. 241, p. 443.
5. Kulemin, V.V., Krasavina, E.P., Gorbacheva, M.P., Rumer, I.A., Bessonov, A.A., Krapukhin, V.B., and Kulyukhin, S.A., Radiochemistry, 2021, vol. 63, no. 5, p. 651.