Koji Eguchi Keizo Oyama Emi Ishida Noriko Kando Kazuko Kuriyama An evaluation of the Web retrieval task at the third NTCIR workshop. 39-45 2004 38 SIGIR Forum 1 http://doi.acm.org/10.1145/986278.986285 db/journals/sigir/sigir38.html#EguchiOIKK04