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"MetaCAPTCHA: A Metamorphic Throttling Service for the Web."
Akshay Dua et al. (2014)
- Akshay Dua, Thai Bui, Tien Le, Nhan Huynh, Wu-chang Feng:
MetaCAPTCHA: A Metamorphic Throttling Service for the Web. ICNP 2014: 665-670
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