فهرس المقالات Ahmad Nakhaei المقاله 1 - Synthesis of Tetrahydrobenzo[a]xanthene-11-one Derivatives Using ZrO2–SO3H as Highly Efficient Recyclable Nano-catalyst 20.1001.1.20083815.2017.11.3.6.1 Ahmad Nakhaei Sepideh Yadegarian Journal of Applied Chemical Research , العدد 4 , السنة 11 , تابستان 2017
