@article{weko_12801_1,
   author	 = "堀之口浩征 and 黒木,進 and 牧之内,顕文",
   title	 = "時空間データベースインデックス正規化R* - treeの実装と性能テスト",
   journal	 = "情報処理学会論文誌",
   year 	 = "1999",
   volume	 = "40",
   number	 = "3",
   pages	 = "1225--1235",
   month	 = "mar"
}