@inproceedings{weko_118991_1,
   author	 = "関口,絵美子 and 中村,秀紀 and 岡田,謙一 and 松下,温",
   title	 = "階層構造における鍵管理法",
   booktitle	 = "全国大会講演論文集",
   year 	 = "1990",
   volume	 = "第40回",
   number	 = "信頼性と安全性",
   pages	 = "1537--1538",
   month	 = "mar"
}