Yermagambet Bolat Toleukhanuly, Kazankapova Maira Kuttybaevna, Kassenova Zhanar Muratbekovna, & Nauryzbaeva Asemay Turlangyzy. (2020). OBTAINING DERIVATIVES OF HUMIC SUBSTANCES FROM OXIDIZED COAL AND STUDY OF PHYSICO-CHEMICAL AND ADSORPTION PROPERTIES. Известия НАН РК. Серия химии и технологии, (6), 57–64. извлечено от http://89.250.84.46/chemistry-technology/article/view/566