فهرس المقالات Vinod Shrivatava المقاله 1 - Photocatalytic degradation of methyl orange using ZnO and Fe doped ZnO: A comparative study Kalpesh Anil Isai Vinod Shankar Shrivatava Iranian Journal of Catalysis , العدد 4 , السنة 9 , تابستان 2019