Холтура МИРЗАКУЛОВ, Нодир ЭРКИНОВ, and Назокат САИДМАХМУДОВА Руслан ЁРБОБОЕВ. “INVESTIGATION OF THE PROCESS FOR PRODUCING NITROGEN – PHOSPHORUS - CALCIUM FERTILIZERS FROM KYZYLKUM WASHED AND CALCINED PHOSPHATE CONCENTRATE USING NITRIC ACID AND AMMONIA ”. «ACTA NUUz» 3, no. 3.1 (March 18, 2026): 483–486. Accessed April 30, 2026. http://journals.nuu.uz/index.php/actanuuz/article/view/11453.