W. Al-Tuhafy, Z. (2010) “Preparation, Charaterization and Study of Cobalt (II), Nickel (II), Copper (II) and Zinc (II) Complexes of Some Schiff Bases”, Journal of Education and Science (JES), 23(4), pp. 36–43. doi: 10.33899/edusj.2010.59254.