@techreport{oai:repository.dl.itc.u-tokyo.ac.jp:00042758,
 author = {Kubokawa, Tatsuya and M., S.  Srivastava},
 month = {Jan},
 note = {application/pdf, 本文フィルはリンク先を参照のこと},
 title = {Improved Empirical Bayes Ridge Regression Estimators under Multicollinearity},
 year = {2003}
}