فهرست مقالات Yaser Khatib مقاله 1 - Some improvements of numerical radius inequalities via Specht’s ratio 20.1001.1.22520201.2020.09.03.5.6 Y. Khatib M. Hassani Journal of Linear and Topological Algebra , شماره 4 , سال 9 , تابستان 2020