AL-NAMA AL-NAMA, K.; AL NIDAA AL NIDAA, E. Preparation and Characterization of Co(II), Ni(II),Cu(II) and Zn(II) Complexes with Unsymmetrical Tetradentate Schiff Bases Ligands. Journal of Education and Science, [S. l.], v. 28, n. 2, p. 233–248, 2019. DOI: 10.33899/edusj.2019.161212. Disponível em: https://edusj.uomosul.edu.iq/index.php/edusj/article/view/41749. Acesso em: 10 sep. 2025.