@techreport{weko_20477_1,
   author	 = "田沼,均",
   title	 = "オブジェクト管理用データベースシステムZodiac ? 1の概要",
   year 	 = "1991",
   institution	 = "電子技術総合研究所",
   number	 = "93(1991-DBS-086)",
   month	 = "nov"
}