PARIHAR, D.S. Synthesis and Characterization of Pb(II) complexes of Macrocycles Derived from 2,3-butanedione or Benzil and 1,n-Diaminaoalkanes. Asian Journal of Chemistry, [S. l.], v. 6, n. 4, p. 921–926, 2010. Disponível em: https://asianpubs.org/index.php/ajchem/article/view/24698. Acesso em: 23 jul. 2024.