Mohamadpour, Farzaneh, Mojtaba Lashkari, Malek Taher Maghsoodlou, and Reza Heydari. 2018. “PHTHALIC ACID: A GREEN, BIODEGRADABLE AND ENVIRONMENTALLY BENIGN NATURE DIFUNCTIONAL BRØNSTED ACID CATALYST FOR THE ONE-POT SYNTHESIS OF 3, 4-DIHYDROPYRIMIDIN-2- (1H)-ONE DERIVATIVES AND SUBSTITUTED DIHYDRO-2-OXYPYRROLES”. Journal of the Chilean Chemical Society 63 (1). https://www.jcchems.com/index.php/JCCHEMS/article/view/578.