Boukthir, M., F. Zribi, M. Belhouchet, and F. Chabchoub. “A Facile Synthesis of Pyrimidoquinazoline Derivatives”. JOURNAL OF ADVANCES IN CHEMISTRY, vol. 7, no. 3, Dec. 2011, pp. 1434-9, doi:10.24297/jac.v7i3.2379.