S. ISMMAEEL, S.; شیماء. Synthesis of five membered ring hetero cyclic compounds derived from methyl-6- methyl-2- oxo-4-substituted 1,2,3,4- tetrahydro pyrimidine-5-carboxylate. Journal of Education and Science (JES), [S. l.], v. 27, n. 2, p. 1–14, 2018. DOI: 10.33899/edusj.2018.147571. Disponível em: https://rjps.uomosul.edu.iq/index.php/edusj/article/view/17828. Acesso em: 4 aug. 2025.