"New CAPTCHA for smartphones and tablet PC."

Mitsuo Okada, Sakito Matsuyama (2012)

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DOI: 10.1109/CCNC.2012.6181038

access: closed

type: Conference or Workshop Paper

metadata version: 2017-05-24

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Mitsuo Okada, Sakito Matsuyama:
New CAPTCHA for smartphones and tablet PC. CCNC 2012: 34-35

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