M. Saud, N. AL- Mejwel, and A. K. Sbarrad, “Synthesis of New Derivatives of P­ Lactam Antibiotics”, IHJPAS, vol. 21, no. 2, pp. 23–37E, Sep. 2017, Accessed: Apr. 04, 2025. [Online]. Available: https://jih.uobaghdad.edu.iq/index.php/j/article/view/1345