A. SALIH, O. Synthesis of some Heterocyclic Compounds from 1,4-Benzoxazine-3-one. Journal of Education and Science, [S. l.], v. 26, n. 1, p. 1–9, 2013. DOI: 10.33899/edusj.2013.89662. Disponível em: https://edusj.uomosul.edu.iq/index.php/edusj/article/view/41365. Acesso em: 10 sep. 2025.