SAHAY, Anup. Synthesis and Characterization of Copper(II) and Nickel(II) Complexes of Ethyl-2,3-Dioxobutyrate-2-o-Aminophenyl-Hydrazone and Pentane-2,3,4-Trioxo-3-o-Aminophenylhydrazone. Asian Journal of Chemistry, [S. l.], v. 6, n. 3, p. 476–480, 2012. Disponível em: https://asianpubs.org/index.php/ajchem/article/view/24593. Acesso em: 18 apr. 2025.