@article{weko_11724_1,
   author	 = "VladIngarWietrzyk and Keiji,Izaki and Katsuya,Tanaka and Makoto,Takizawa",
   title	 = "Information Flow Control among Objects in Role-based Access Control Model",
   journal	 = "情報処理学会論文誌",
   year 	 = "2002",
   volume	 = "43",
   number	 = "2",
   pages	 = "353--360",
   month	 = "feb"
}