Mahapatra, Bipin B, and A S P Mishra. “?COMPLEXES OF Co (II), Ni (II), Cu (II), Zn (II), Cd ON-NO DONOR TETRADENTATE LIGAND (m AND Hg (m WITH”. Biological Sciences - PJSIR 42, no. 2 (April 19, 1999): 83–85. Accessed July 22, 2024. https://v2.pjsir.org/index.php/biological-sciences/article/view/2118.