@inproceedings{weko_121821_1,
   author	 = "上窪,真一 and 北風,晴司 and 井関,治",
   title	 = "教育用空間図形ビューアの開発",
   booktitle	 = "全国大会講演論文集",
   year 	 = "1992",
   volume	 = "第44回",
   number	 = "システム",
   pages	 = "245--246",
   month	 = "feb"
}