فهرس المقالات Mojtaba Baghernejad المقاله 1 - Melamine trisulfonic acid: An efficient and recyclable solid acid catalyst for the green synthesis of Biscoumarin derivatives Nasir Iravani Mosadegh Keshavarz Maryam Mousavi Mojtaba Baghernejad Iranian Journal of Catalysis , العدد 1 , السنة 5 , زمستان 2015 المقاله 2 - Silica-bonded n-propyldiethylenetriamine sulfamic acid as a recyclable solid acid catalyst for the synthesis of coumarin and biscoumarin derivatives Khodabakhsh Niknam Seyed Ahmad Sajadi Roghayeh Hosseini Mojtaba Baghernejad Iranian Journal of Catalysis , العدد 4 , السنة 4 , تابستان 2014