جهاد أحمد ش. Spectrophotometric Micro Determination of Ceric Ion using 2, 6 – diamino toluene. College of Basic Education Research Journal, [S. l.], v. 8, n. 4, p. 447–457, 2009. Disponível em: https://stats.uomosul.edu.iq/index.php/berj/article/view/39892. Acesso em: 26 oct. 2025.