Muchlisyam, Pardede Tr, and Satiawan R. “DETERMINATION OF SIMULTANEOUS SULFAMETHOXAZOLE AND TRIMETHOPRIM BY ULTRAVIOLET SPECTROPHOTOMETRY WITH MEAN CENTERING OF RATIO SPECTRA”. Asian Journal of Pharmaceutical and Clinical Research 11, no. 13 (April 26, 2018): 61–69. Accessed September 17, 2021. https://innovareacademics.in/journals/index.php/ajpcr/article/view/26569.