فهرس المقالات Reza Heydari المقاله 1 - Oxalic acid dihydrate catalyzed synthesis of 3,4-dihydropyrimidin-2-(1H)-one derivatives under thermal and solvent-free conditions Farzaneh Mohamad Pour Malek Taher Maghsoodlou Reza Heydari Mojtaba Lashkari Iranian Journal of Catalysis , العدد 2 , السنة 6 , بهار 2016