@article{paperid:1014203, author = {Roozbeh, Mahdi and M. Arashi and Niroumand, Hossein Ali}, title = {Semiparametric Ridge Regression Approach in Partially Linear Models}, journal = {Communications in Statistics Part B: Simulation and Computation}, year = {2010}, volume = {39}, number = {3}, month = {February}, issn = {0361-0918}, pages = {449--460}, numpages = {11}, keywords = {Asymptotic distributional risk; Kernel smoothing; Linear restrictions; Ridge regression estimator; Semiparametric least squares.}, }