@techreport{oai:repository.dl.itc.u-tokyo.ac.jp:00042073,
 author = {Anderson, T. W. and Naoto, Kunitomo and Yukitoshi, Matsushita},
 month = {May},
 note = {application/pdf, 本文フィルはリンク先を参照のこと},
 title = {The Limited Information Maximum Likelihood Estimator as an Angle},
 year = {2009}
}