A. Mubarak, L., K. Dawood, S., & H. Buttrus, N. (2006). Synthesis and Characterization of Co(II),Ni(II),Cu(II) and Zn(II) Complexes with Mixed Ligands Thioether and Ethylenediamine Ligands. Rafidain Journal of Science, 17(1), 11–18. https://doi.org/10.33899/rjs.2006.43262