@article{oai:air.repo.nii.ac.jp:00004691,
 author = {菊池, 久人 and KIKUCHI, Hisato},
 issue = {39},
 journal = {東北数学教育学会年報, Journal of Tohoku Society of Mathematics Education},
 month = {Mar},
 pages = {45--50},
 title = {中学数学から高校数学への懸け橋},
 year = {2008}
}