@article{oai:aue.repo.nii.ac.jp:00002781,
 author = {伊東, 利典},
 journal = {イプシロン},
 month = {Dec},
 note = {text},
 pages = {92--97},
 title = {数学的表現力を高める指導の工夫},
 volume = {53},
 year = {2011}
}