Sharma, Shalabh, and Kuldeep Kumar Saxena. “Synthesis and Antibacterial Activity of Azetidinonyl Norfloxacin Congeners”. International Journal of Pharmaceutical Sciences and Nanotechnology(IJPSN) 8, no. 3 (August 30, 2015): 2967–2971. Accessed June 22, 2024. https://ijpsnonline.com/index.php/ijpsn/article/view/800.