Rana Ali Hussein and Ziad T I Alkayar, “Synthesis new derivatives related to indole contains 1,3,4-thiadiazole ring tethered to β-lactam ring and study their antibacterial activity”, J Popl Ther Clin Pharmacol, vol. 30, no. 12, pp. 289–294, Jun. 2023, doi: 10.47750/jptcp.2023.30.12.034.