MOHAMMED, F.K.; ESSAWY, A.I.; BADREY, M.G. Facile and Convenient Synthesis of Novel Benzopyranopyrimidine Derivatives. Asian Journal of Chemistry, [S. l.], v. 21, n. 8, p. 5873–5887, 2010. Disponível em: https://asianpubs.org/index.php/ajchem/article/view/12261. Acesso em: 25 nov. 2024.