@techreport{oai:repository.dl.itc.u-tokyo.ac.jp:00042594, author = {Kubokawa, Tatsuya}, month = {Sep}, note = {application/pdf, 本文フィルはリンク先を参照のこと}, title = {General Dominance Properties of Double Shrinkage Estimators for Ratio of Positive Parameters}, year = {2013} }