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Ермагамбет Б, Kazankapova M, Касенова Ж. OBTAINING COMPOSITE MATERIAL BASED ON HUMIC ACID AND MICROSPHERE AND APPLICATION FOR WATER TREATMENT FROM HEAVY METALS. SCT [Интернет]. 30 сентябрь 2022 г. [цитируется по 4 декабрь 2024 г.];(3):86-9. доступно на: http://189185.vm7pq.group/chemistry-technology/article/view/3193