K. DAWOOD, S.; سعد; FAKHREE, F.; فلاح. Synthesis and characterization of Fe(II),Co(II),Ni(II),Cu(II) and Zn(II) complexes with Hexaaza macromolecule Ligands Derived from Semicarbazide. Journal of Education and Science (JES), [S. l.], v. 26, n. 5, p. 178–188, 2013. DOI: 10.33899/edusj.2013.163067. Disponível em: https://rjps.uomosul.edu.iq/index.php/edusj/article/view/17215. Acesso em: 4 aug. 2025.