About TAKABAYASHI SHIGEKI
About パーソナルコンピュータ利用技術学会全国大会講演論文集(CD-ROM)
About internet
About vote
About selection
About politics
About information system
About digital signature
About cryptography key
About public key cryptography
About information service
About questionnaire
About database
About インターネット投票
About information service
About election
About secret key
About Other information processing
About Code theory
About インターネット利用
About 選挙
About 投票