@article{oai:tsukuba.repo.nii.ac.jp:00022285,
 author = {原田, 隆史},
 issue = {36},
 journal = {ディジタル図書館},
 month = {Mar},
 pages = {22--31},
 title = {図書館の貸出履歴を用いた図書の推薦システム},
 year = {2009}
}