@article{weko_9823_1,
   author	 = "伊豆,哲也 and 金谷,延幸 and 武仲,正彦 and 吉岡,孝司",
   title	 = "墨塗り者を特定可能な電子文書の墨塗り署名方式",
   journal	 = "情報処理学会論文誌",
   year 	 = "2007",
   volume	 = "48",
   number	 = "9",
   pages	 = "2990--2998",
   month	 = "sep"
}