Yadav, B.S., A.K. Sengar, and Rahul Yadav. 2010. “Spectral, Magnetic and Biocidal Studies of Mn(II), Ni(II), Co(II) and Cu(II) Mixed Ligand Complexes”. Asian Journal of Chemistry 20 (6):4339-42. https://asianpubs.org/index.php/ajchem/article/view/19026.