“Simultaneous Determination of Sulphamethoxazole and Trimethoprim in Binary Mixtures and in Tablet Using Derivative Spectrophotometry”. Al-Nahrain Journal of Science 18, no. 1 (June 20, 2018): 46–54. Accessed November 22, 2024. https://mail.anjs.edu.iq/index.php/anjs/article/view/348.