@techreport{weko_58363_1,
   author	 = "小島,工",
   title	 = "追加型ビジネスモデルによる情報流通の対称化と外部化の進展",
   year 	 = "2001",
   institution	 = "明星大学",
   number	 = "57(2001-EIP-012)",
   month	 = "jun"
}