@article{weko_7429_1,
   author	 = "渡辺,純一",
   title	 = "データベース特集号：階層構造のデータ・ベース",
   journal	 = "情報処理",
   year 	 = "1976",
   volume	 = "17",
   number	 = "10",
   month	 = "oct"
}