W. IBRAHIM, M.; F. DAWOOD, Z. Preparation and Characterization of Cobalt (II)- Complexes of 4-Hydroxybenzaldehyde Semicarbazone and Amino Acid Esters Ligands. Journal of Education and Science (JES), [S. l.], v. 21, n. 4, p. 11–22, 2008. DOI: 10.33899/edusj.2008.56110. Disponível em: https://ojs.uomosul.edu.iq/index.php/edusj/article/view/24263. Acesso em: 7 aug. 2025.