“Synthesis and Characterisation of Co (II), Cu(II) and Fe (III) Macrocyclic Complex of 2, 3, 4 -Pyridine- 1, 3, 5, 8, 11, 14- Hexaazacyclohexadeca-2-ene bonded With Cyano and Thiocyanato Ligands”, Int. J. Multidiscip. Curr. Res., vol. 2, no. 5, pp. 900–904, Oct. 2014, doi: 10.14741/.