Nazarbek U, Nazarbekova S, Abdurazova P, Kambatyrov M, Raiymbekov Y. CHEMICAL EXPRESSION OF THE STRUCTURE OF HUMIC SUBSTANCES IN TERMS OF COMPLEX COMPOUNDS. SCT [Интернет]. 15 март 2022 г. [цитируется по 6 май 2024 г.];(1):58-66. доступно на: https://journals.nauka-nanrk.kz/chemistry-technology/article/view/3182