@article{weko_13955_1,
   author	 = "宝珍輝尚",
   title	 = "グラフィカル問合せ言語DUOの問合せ能力",
   journal	 = "情報処理学会論文誌",
   year 	 = "1995",
   volume	 = "36",
   number	 = "4",
   pages	 = "959--970",
   month	 = "apr"
}