“Microwave Synthesis of Some New 1,3-Oxazepine Compounds as Photostabilizing Additives for Pmma Films”, ANJS, vol. 15, no. 4, pp. 47–59, Jul. 2018, Accessed: May 15, 2024. [Online]. Available: https://anjs.edu.iq/index.php/anjs/article/view/532