“RANGLI VA QIMMATBAHO METALL IONLARINI AJRATIB OLISH UCHUN XELATLI SORBENTNI SINTEZ QILISH VA UNI TADQIQOTI ”. Journal of Universal Science Research, vol. 3, no. 10, Nov. 2025, pp. 204-5, http://universalpublishings.com/index.php/jusr/article/view/14741.