M. AL-AJELY, H.; T. SEDEEK, G.; S. AL-AJELY, M. Synthesis of some substituted pyrimidines via cycloaddition reaction of amidines and chalcones. Journal of Education and Science, [S. l.], v. 22, n. 2, p. 38–46, 2009. DOI: 10.33899/edusj.2009.57680. Disponível em: https://edusj.uomosul.edu.iq/index.php/edusj/article/view/41644. Acesso em: 10 sep. 2025.