SHAKIR, A. H.; DIKRAN, S.; ALI, K. F. Direct and Indirect Spectrophotometric Determination of Paracetamol in Pharmaceutical Preparations By Oxidative Coupling With p-Amino-2-hydroxy Sodium Benzoate. Ibn AL-Haitham Journal For Pure and Applied Sciences, [S. l.], v. 23, n. 1, p. 277–291, 2017. Disponível em: https://jih.uobaghdad.edu.iq/index.php/j/article/view/965. Acesso em: 28 jun. 2022.