W. A.-K. Katie, Ban Mahdi Salih, Muna Abass Hadi, Layla Ali Mohammed, and Fatimah A. Wannas, “Review on  6- Amino Penicillic Acid Compound and Their Applications”, J. K. Chem. Sci., vol. 4, no. 2, pp. 303–314, Jun. 2025, doi: 10.36329/jkcm/2025/v4.i2.16344.