@misc{oai:tsukuba-tech.repo.nii.ac.jp:00001737,
 author = {山口, 通智 and Yamaguchi, Michitomo},
 month = {Mar},
 note = {Thesis},
 title = {言語的作問技法を用いたCAPTCHA の構築},
 year = {2014},
 yomi = {ヤマグチ, ミチトモ}
}