عدنان عبد المالك م. Synthesis of 1,2,4-oxadiazolidine derivatives from 1,3-cycloaddition reaction of nitrones onto Schiff bases. College of Basic Education Research Journal, [S. l.], v. 5, n. 3, p. 207–213, 2007. Disponível em: https://stats.uomosul.edu.iq/index.php/berj/article/view/39216. Acesso em: 26 oct. 2025.