فهرس المقالات Hamid Sepehrian المقاله 1 - MCM-41 functionalized sulfonic acid catalyzed one-pot synthesis of 1,8- dioxo-octahydroxanthenes Gholam Hossein Mahdavinia Mohammad Mehdi Ghanbari Hamid Sepehrian Fatemeh Kooti Journal of the Iranian Chemical Research , العدد 5 , السنة 3 , بهار 2010