Srivastava, R. S. “Fe(II), Co(II), Ni(II), Cu(II), Zn(II), Cd(II) and Hg(II) Complexes of 4’-Nitrobenzylidene-2-Hydroxyl-3,5 Dinitroaniline”. Defence Science Journal 32, no. 3 (February 17, 2014): 219–223. Accessed July 6, 2025. https://publications.drdo.gov.in/ojs/index.php/dsj/article/view/6296.