B.Totkhuskyzy, T.K.Jumadilov, L.K.Yskak, T.Askar и J.V.Grazulevicius 2021. FEATURES OF REMOTE INTERACTION OF ACTIVATED HYDROGELS OF POLYACRYLIC ACID AND POLYETHYLENIMINE IN SCANDIUM AND LANTHANUM SULPHATE SOLUTIONS. Научный журнал «Доклады НАН РК». 4 (авг. 2021), 116–121. DOI:https://doi.org/10.32014/2021.2518-1483.67.