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| [2] |  Achieving Optimal Anonymity in Transferable E-Cash with a Judge , In AFRICACRYPT 2011 - 4th International Conference on Cryptology in Africa (Abderrahmane Nitaj, David Pointcheval, eds.), Springer, volume 6737, 2011. 
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| [1] |  Signatures on Randomizable Ciphertexts , In Conference on Practice and Theory in Public-Key Cryptography (PKC '11) (Dario Catalano, Nelly Fazio, Rosario Gennaro, Antonio Nicolosi, eds.), Springer, volume 6571, 2011. 
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