GURUMEET C. WADHAWA, D. D. P. GREEN SYNTHESIS OF 3, 4-DIHYDROPYRIMIDINONE USING FERROUS SULPHATE AS RECYCLABLE CATALYST. Journal of Pharmaceutical Research and Opinion, [S. l.], v. 1, n. 6, 2014. Disponível em: http://innovativejournal.in/index.php/jpro/article/view/679. Acesso em: 19 may. 2024.