VENKATAIAH, P.; DAS MANWAL, Dev. Mixed Ligand complexes of Pyrophosphate . Asian Journal of Chemistry, [S. l.], v. 5, n. 3, p. 708–711, 2010. Disponível em: https://asianpubs.org/index.php/ajchem/article/view/24899. Acesso em: 6 apr. 2025.