Al-Arkawazi, H.D.J. 2023. Mn (II), Cu(II), Zn(II), Cd(II) and Hg(II) complexes with new tetra dentate Schiff base ligand type N4 : synthesis and characterization. Journal of Wasit for Science and Medicine. 7, 1 (Jan. 2023), 97–109. DOI:https://doi.org/10.31185/jwsm.331.