@techreport{weko_49299_1,
   author	 = "徳永,健伸 and 岩山,真",
   title	 = "重み付きIDFを用いた文書の自動分類について",
   year 	 = "1994",
   institution	 = "東京工業大学工学部情報工学科, 日立基礎研究所",
   number	 = "28(1993-NL-100)",
   month	 = "mar"
}