@article{oai:tsukuba.repo.nii.ac.jp:00056399,
 author = {岡本, 義治 and 古山, 貴仁},
 journal = {研究紀要, Bulletin of Kirigaoka School for the Physically Challenged, University of Tsukuba},
 month = {Dec},
 pages = {53--65},
 title = {<グループ研究>肢体不自由児の算数指導},
 volume = {50},
 year = {2014}
}