Dikran SB, Mohammed AK, Al-Jumaily AK. Univariate and Simplex Optimization for the Spectrophotometric Determination of Cimetidine and Erythromycin ethylsuccinate Drugs Using Bromothymol Blue Via Ion-Pair Formation. IHJPAS [Internet]. 2017 May 22 [cited 2025 May 1];23(3):170-89. Available from: https://www.jih.uobaghdad.edu.iq/index.php/j/article/view/922