Human-Cognition-Based CAPTCHAs

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• Identity
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• Additional Document Info
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Overview

author list (cited authors)

• Saha, S. K., Nag, A. K., & Dasgupta, D.

citation count

• 11

Identity

Digital Object Identifier (DOI)

• 10.1109/MITP.2015.79

Additional Document Info

start page

• 42

end page

• 48

volume

• 17

issue

• 5

Other

URL

• http://dx.doi.org/10.1109/mitp.2015.79