AHMAD, N.; ALI, O. Five-Membered Heterocyclic Ring Via Dichalcones. Journal of Education and Science, [S. l.], v. 26, n. 5, p. 145–153, 2013. DOI: 10.33899/edusj.2013.163064. Disponível em: https://edusj.uomosul.edu.iq/index.php/edusj/article/view/41327. Acesso em: 10 sep. 2025.