A. Al-Qassar, I., ابراهيم, M. Al- Daher, A.-G., & عبد. (2025). Synthesis and Characterization of Mn(II), Co(II), Ni(II),Cu(II), Zn(II) and Cd(II) Complexes with Thiophene -2- CarboxylicAcid Hydrazide. Rafidain Journal of Science, 22(5), 108–118. https://doi.org/10.33899/rjs.2011.6513