@techreport{oai:repository.dl.itc.u-tokyo.ac.jp:00042065,
 author = {Chen, Joe and Yun, Jeong Choi and Kohta, Mori and Yasuyuki, Sawada and Saki, Sugano},
 month = {Jul},
 note = {application/pdf, 本文フィルはリンク先を参照のこと},
 title = {Socio-Economic Studies on Suicide : A Survey},
 year = {2009}
}