@article{paperid:203684, author = {Sal Moslehian, Mohammad and Thomas Reeidel and Assieh Saadatpour}, title = {Norms of operators in Xλ spaces}, journal = {Applied Mathematics Letters}, year = {2007}, volume = {20}, number = {10}, month = {March}, issn = {0893-9659}, pages = {1082--1088}, numpages = {6}, keywords = {Functional equation; Pexiderized Cauchy operator; Pexiderized generalized quadratic operator; Pexiderized generalized Jensen operator; Xλ space}, }