@article{oai:u-nagano.repo.nii.ac.jp:00000579,
 author = {日下, 正一 and Kusaka, Shoichi},
 journal = {長野県短期大学紀要, Journal of Nagano Prefectural College},
 month = {Dec},
 note = {application/pdf},
 pages = {117--128},
 title = {物質量の保存における加減のシェムと知覚的シェムの矛盾の意識化と解決},
 volume = {43},
 year = {1988},
 yomi = {クサカ, ショウイチ}
}