B. B. Mahapatra and A. Sarangi, “Polymetallic Complexes Part 91 Dimeric and Monomeric Complexes of Co^II, Ni^II, Cu^II, Zn^II, Cd^II and Hg^II with N∩O-O∩N and N∩O Donor Bis-bidentate and Bi-dentate Azodye Ligands”, Bangladesh J. Sci. Ind. Res., vol. 46, no. 2, pp. 259–264, Aug. 2011.