Polymetallic Complexes Part 91 Dimeric and Monomeric Complexes of CoII, NiII, CuII, ZnII, CdII and HgII with N∩O-O∩N and N∩O Donor Bis-bidentate and Bi-dentate Azodye Ligands. Bangladesh J. Sci. Ind. Res. 2011;46(2):259-264. doi:10.3329/bjsir.v46i2.3558