M. S. Kalmakhanova, Amantayevna A, Diaz Tuesta J.L, Seitbekova G.A, Darmenbaeva A.S и Reimbaeva S (2021) «NEW ADSORBENTS DEVELOPED FROM NATURAL CLAYS TO REMOVE NI (II) FROM WASTEWATER», Academic Scientific Journal of Chemistry, (2), сс. 45–52. доступно на: https://journals.nauka-nanrk.kz/chemistry-technology/article/view/191 (просмотрено: 5 декабрь 2025).