VIJAYA RAJA, G., G. VENU GOPAL, and P. RAJ KUMAR. “Visible Spectrophotometric Determination of Sulfamethaxazole in Pharmaceutical Formulations”. Asian Journal of Chemistry 22, no. 2 (March 30, 2010): 1037–1040. Accessed April 3, 2025. https://asianpubs.org/index.php/ajchem/article/view/11222.