“SYNTHESIS OF METAL COMPLEXES OF 2,4-DINITROPPHENYL GLYCINE AND 2,4- DINITROPPHENYL-α-ALANINEWITH COPPER (Cu2+)” (2023) Scientific journal of the Fergana State University, (1), p. 4. Available at: https://journal.fdu.uz/index.php/sjfsu/article/view/1156 (Accessed: 10 January 2026).