“Characterization Studies on Mn(II), Co(II), Ni(II), Cu(II), Zn(II) and Cd(II) Complexes With New Ligands Derived from Anthraquinone Substance”. 2022. Iraqi Journal of Science 63 (7): 2804-13. https://doi.org/10.24996/ijs.2022.63.7.5.