UYSAL, U.D. A Semi-Empirical and Density Functional Theory Study of 2,2’,3,4-Tetrahydroxy-3’- sulpho Azobenzene Derivatives and Their Zirconium Complexes. Asian Journal of Chemistry, [S. l.], v. 25, n. 5, p. 2783–2791, 2012. DOI: 10.14233/ajchem.2013.13903. Disponível em: https://asianpubs.org/index.php/ajchem/article/view/25_5_97. Acesso em: 3 jul. 2024.