@article{oai:juen.repo.nii.ac.jp:00004885,
 author = {布川,  和彦 and Nunokawa,  Kazuhiko},
 issue = {15},
 journal = {上越数学教育研究, Joetsu journal of mathematics education},
 month = {Mar},
 pages = {9--18},
 title = {数学的問題解決における図と情報の生成},
 year = {2000},
 yomi = {ヌノカワ, カズヒコ}
}