فهرس المقالات Zhongqiang Zhou المقاله 1 - [Et3NH][HSO4] catalyzed one-pot synthesis of 14-aryl-14H-dibenzo[a,j] xanthenes under solvent-free conditions Zhongqiang Zhou Xiaocui Deng Xiaoyun Hu Iranian Journal of Catalysis , العدد 5 , السنة 3 , پاییز 2013