@techreport{weko_20588_1,
   author	 = "田中,克己",
   title	 = "第3世代データベースシステム宣言とその意義",
   year 	 = "1990",
   institution	 = "神戸大学工学部",
   number	 = "63(1990-DBS-078)",
   month	 = "jul"
}