Abbas, Ruba Fahmi. “Two Derivative Spectrophotometric Methods for the Simultaneous Determination of 4-AminoAntipyrine in Presence of Its Acidic Products”. Ibn AL-Haitham Journal For Pure and Applied Sciences 31, no. 1 (May 17, 2018): 114–123. Accessed May 1, 2025. https://www.jih.uobaghdad.edu.iq/index.php/j/article/view/1859.