“SORPTION - PHOTOMETRIC DETERMINATION OF THE COMPLEXES OF THE METAL SALTS OF Cu, Cd, Co, Mn FORMED WITH GOSSYPOL SCHIFF BASES”, SJFSU, vol. 28, no. 5, p. 56, Jul. 2023, Accessed: Jan. 10, 2026. [Online]. Available: https://journal.fdu.uz/index.php/sjfsu/article/view/2123