@article{oai:hokusei.repo.nii.ac.jp:00001717,
 author = {片山, 敏之 and Katayama, Toshiyuki},
 month = {2014-05-09},
 title = {授業支援システムCEASからCEAS/Sakaiへの更新年度の利用状況},
 year = {}
}