Kumar, M. (2010). Synthesis, Characterisation and Biological Studies of Some Mn(II), Fe(II), Co(II), Ni(II), and Cu(II) Complexes of Schiff Base Derived from Vanillin and 1, 2-Diaminoethane . Asian Journal of Chemistry, 6(3), 572–575. Retrieved from https://asianpubs.org/index.php/ajchem/article/view/24607