@inproceedings{weko_117277_1,
   author	 = "南方,博視",
   title	 = "自由曲線を含む線画の円・楕円の認識",
   booktitle	 = "全国大会講演論文集",
   year 	 = "1989",
   volume	 = "第39回",
   number	 = "人工知能および認知科学",
   pages	 = "473--474",
   month	 = "oct"
}