A. A. Jawad and A. J. Alabdali, “Synthesis, Characterization and Antibacterial Activity of Some Penicillin Derivatives”, Al-Nahrain J. Sci., vol. 23, no. 4, pp. 29–34, Nov. 2020, Accessed: May 22, 2026. [Online]. Available: https://mail.anjs.edu.iq/index.php/anjs/article/view/2339