“?COORDINATION CHEMISTRY OF Zr(IV), Th(IV) AND U(VI) IONS CONTAINING 1,2 DIAMINOCYCLOHEXANE N N N’ N’ TETRA-ACETIC ACID (DCTA) AND SOME MONODENTATE ORGANIC LIGANDS”, Pakistan Journal of Scientific & Industrial Research, vol. 38, no. 11-12, pp. 420–423, Dec. 1995, Accessed: Apr. 25, 2026. [Online]. Available: http://www.v2.pjsir.org/index.php/biological-sciences/article/view/2538