“Synthesis and Characterization of 1,3,4-Oxadiazoles Derived From 9-Fluorenone”. Baghdad Science Journal 10, no. 2 (June 2, 2013): 449–461. Accessed July 5, 2025. https://bsj-ojs.uobaghdad.edu.iq/index.php/BSJ/article/view/1468.