@techreport{oai:repository.dl.itc.u-tokyo.ac.jp:00042991,
 author = {Nakayama, Keita and Takahashi, Akihiko},
 month = {Mar},
 note = {application/pdf, forthcoming in Asia-Pacific Financial Markets; Revised in March 2008., 本文フィルはリンク先を参照のこと},
 title = {A Factor Allocation Approach to Optimal Bond Portfolio},
 year = {2008}
}