M. Q. Abdulkadir, M. M. J. Al-Mudhafar, A. A. Mohammed, and S. K. Alzahawie, “COLORIMETRIC ASSAY OF ASPIRIN USING MODIFIED METHOD”, Al-Nahrain J. Sci., vol. 12, no. 3, pp. 1–7, Sep. 2009, Accessed: May 22, 2026. [Online]. Available: https://mail.anjs.edu.iq/index.php/anjs/article/view/1197