Abdel-Aziz, L. M., A. A. Sapah, A. Naser, A. Abd-Elaziz, A. El-Emary, A. Atteya, and M. M. Sebaiy. “Spectroscopic, Chromatographic and Electrochemical Determination of Indomethacin in Different Matrices”. European Journal of Science, Innovation and Technology, Vol. 1, no. 2, June 2021, pp. 32-40, https://ejsit-journal.com/index.php/ejsit/article/view/13.