@article{oai:sgul.repo.nii.ac.jp:00001500,
 author = {長田, 博泰},
 issue = {2},
 journal = {社会情報 = Social Information},
 month = {Mar},
 note = {Bulletin},
 pages = {103--118},
 title = {社会情報解析への一寄与 : 形式概念によるデータ解析},
 volume = {15},
 year = {2006}
}