@article{oai:dokkyo.repo.nii.ac.jp:00000251, author = {立田, ルミ and Tatsuta, Lumi}, issue = {3}, journal = {情報学研究, Journal of Informatics}, month = {Jan}, pages = {5--13}, title = {クラウド型学習システムの比較研究}, year = {2014} }