@article{oai:air.repo.nii.ac.jp:00004933,
 author = {工藤, 幹 and Kudo, Miki},
 issue = {30},
 journal = {東北数学教育学会年報},
 month = {Mar},
 pages = {35--40},
 title = {部分分数分解について},
 year = {1999}
}