Univariate and Simplex Optimization for the Spectrophotometric Determination of Cimetidine and Erythromycin ethylsuccinate Drugs Using Bromothymol Blue Via Ion-Pair Formation. Ibn AL-Haitham Journal For Pure and Applied Sciences, [S. l.], v. 23, n. 3, p. 170–189, 2017. Disponível em: https://jih.uobaghdad.edu.iq/index.php/j/article/view/922.. Acesso em: 7 may. 2024.