Determining the Ionization Constants of Some Schiff Bases Derived from Vanillin and Aniline and Its Substitutes by Spectrometric Titration Method. (Hammett Relation Application). College of Basic Education Research Journal, [S. l.], v. 19, n. 1, p. 844–860, 2023. DOI: 10.33899/berj.2023.178143. Disponível em: https://berj.uomosul.edu.iq/index.php/berj/article/view/39665. Acesso em: 28 jul. 2026.