Alam, M. M., R. Begum, S. M. M. Rahman, and S. M. S. Islam. “Synthesis, Spectroscopic and Electrochemical Studies of Mononuclear Fe(II) and Ni(II) Complexes Containing a Macrocyclic Ligand Derived from Pyridine-2,6-Dicarboxaldehyde and 1,2-Bis(2-Aminoethoxy) Ethane”. Journal of Scientific Research, vol. 3, no. 3, Aug. 2011, pp. 599-07, doi:10.3329/jsr.v3i3.7231.