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V.~Ciriani, S.~De~Capitani di~Vimercati, S.~Foresti, and P.~Samarati.
\newblock {k-Anonymity}.
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\bibitem{privacy}
M.~Duckham and L.~Kulik.
\newblock Location privacy and locationaware computing.
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\bibitem{kprivacy}
M.~Gruteser and D.~Grunwald.
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\newblock {\em Proceedings of the 1st international conference on Mobile
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\bibitem{Base64}
S.~Josefsson.
\newblock {RFC 4648 The Base16, Base32, and Base64 Data Encodings}.
\newblock 2006.

\bibitem{dummy}
H.~Kido, Y.~Yanagisawa, and T.~Satoh.
\newblock An anonymous communication technique using dummies for location-based
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\newblock {\em ICPS '05. Proceedings. International Conference on Pervasive
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\bibitem{IRC}
J.~Oikarinen and D.~Reed.
\newblock {RFC 1459 Internet Relay Chat}.
\newblock 2003.

\bibitem{quadtree}
H.~Samet.
\newblock {The Quadtree and Related Hierarchical Data Structures}.
\newblock {\em ACM Computing Surveys (CSUR)}, Volume 16:187--260, 1984.

\bibitem{blowfish}
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\bibitem{bluetooth}
Y.~Shaked and A.~Wool.
\newblock Cracking the bluetooth pin.
\newblock {\em Proceedings of the 3rd international conference on Mobile
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\bibitem{geocaching}
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\newblock {\em Computing Reviews}, Volume 46(2), 2005.

\bibitem{SPALS}
K.~Welke and K.~Rechert.
\newblock {Spontaneous Privacy-Aware Location Sharing}.
\newblock {\em In proceedings of the 4th International Conference on Pervasive
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\end{thebibliography}
