Al-Nama, K., ک, Abdullah, A. and أ.أ 2013. Synthesis and Characterization of Mn(II) ,Co(II) ,Ni(II) ,Cu(II) ,Zn(II) and Cd(II) Complexes with Di-Schiff Bases Derived from o- or m- Phenylenediamine and 9,10-Phenanthrenequinone. Journal of Education and Science (JES). 26, 5 (Dec. 2013), 93–104. DOI:https://doi.org/10.33899/edusj.2013.163059.