@article{oai:air.repo.nii.ac.jp:00004209,
 author = {乙藤, 岳志 and OTOFUJI, Takeshi},
 journal = {秋田大学総合科目研究紀要：『情報科学入門』, Memoirs of the College of Education Akita University : Introduction to Information Science},
 month = {Mar},
 pages = {55--68},
 title = {情報科学入門講義ノート},
 year = {1993}
}