David Evans Alastair R. Beresford Trevor Burbridge Andrea Soppera Context-Derived Pseudonyms for Protection of Privacy in Transport Middleware and Applications. 395-400 2007 conf/percom/2007w PerCom Workshops http://dx.doi.org/10.1109/PERCOMW.2007.31 db/conf/percom/percomw2007.html#EvansBBS07