Al - Ghabsha, Thabet, and Amal Saeed. “Spectrophotometric Determination of Amoxicillin in Pharmaceuticals Using Alizarin Red Sulphonate in Aqueous Solution”. Journal of Education and Science 25, no. 4 (December 1, 2012): 1–10. Accessed September 9, 2025. https://ojs.uomosul.edu.iq/index.php/edusj/article/view/41209.