@techreport{weko_20868_1,
   author	 = "勝野裕文",
   title	 = "データ従属性理論と関係データベース論理設計",
   year 	 = "1983",
   institution	 = "日本電信電話公社武蔵野電気通信研究所",
   number	 = "61(1982-DBS-034)",
   month	 = "feb"
}