فهرس المقالات Razieh Talaei المقاله 1 - An efficient green synthesis of some new 4H-pyrimido[2,1,b]benzimiazoles and 4H-pyrimido[2,1,b]benzothiazoles promoted by guanidinium chloride Razieh Talaei Abolfazl Olyaei Iranian Journal of Catalysis , العدد 4 , السنة 6 , پاییز 2016