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 21 ноябрь 2024 г.];(3):86-9. доступно на: https://journals.nauka-nanrk.kz/chemistry-technology/article/view/3193