@article{weko_12058_1,
   author	 = "宮下,貴史 and 田中,二郎",
   title	 = "三次元スプリング・モデルと拡張直接操作手法の統合",
   journal	 = "情報処理学会論文誌",
   year 	 = "2001",
   volume	 = "42",
   number	 = "3",
   pages	 = "565--576",
   month	 = "mar"
}