@article{oai:air.repo.nii.ac.jp:00005258,
 author = {佐伯, 卓也 and 横田, 晴充 and Saeki, Takuya and Yokota, Harumitsu},
 issue = {8},
 journal = {東北数学教育学会年報},
 month = {Mar},
 pages = {35--42},
 title = {オーガナイザーを用いた授業実践事例},
 year = {1977}
}