@article{weko_11362_1,
   author	 = "松本,寿一 and 中易,秀敏 and 森田,英嗣 and 亀島,鉱二",
   title	 = "多桁減算の計算手順の組み立てを考えさせる発見学習支援環境",
   journal	 = "情報処理学会論文誌",
   year 	 = "2003",
   volume	 = "44",
   number	 = "1",
   pages	 = "187--194",
   month	 = "jan"
}