MEHTA, B.H.; JOSEPH, Jojo. Synthesis and Characterization of Some Transition Metal Complexes Derived from 4-Hydroxy Coumarin and 4-Aminophenol. Asian Journal of Chemistry, [S. l.], v. 17, n. 4, p. 2206–2210, 2016. Disponível em: https://asianpubs.org/index.php/ajchem/article/view/14009. Acesso em: 17 jul. 2024.