“Synthesis and Characterization of Some Heterocyclic Compounds (Oxazepine, Tetrazole) Derived from Schiff Bases”. Al-Nahrain Journal of Science 15, no. 4 (July 5, 2018): 60–67. Accessed May 15, 2024. https://anjs.edu.iq/index.php/anjs/article/view/533.