Cyclic Technology for Obtaining Double, Triple Superphosphate and Concentrated Nitrogen-Phosphorus Fertilizer from Low-Grade Phosphorites of Central Kyzylkum. Euro.J.Ph.Ch.Ma. 2022;6:49-54. Accessed June 19, 2026. https://mail.geniusjournals.org/index.php/ejpcm/article/view/1551