Kumari, Sangita, Siteshwar Prasad Yadav, Anil Kumar Das, and P.M. Mishra. “Gravimetric Estimation of Ni(II) and Cu(II) Ions With Bis-Salicylidene-Ethylene Diamine ”. Asian Journal of Chemistry 15, no. 3 (March 30, 2010): 1420–1424. Accessed November 29, 2024. https://asianpubs.org/index.php/ajchem/article/view/21819.