@CONFERENCE{Ma06,
  author =       {Leonardo A. Martucci and Christer Andersson and Wim Schreurs and Simone Fischer-H\"{u}bner},
  title =        {Trusted {S}erver {M}odel for {P}rivacy-{E}nhanced {L}ocation {B}ased {S}ervices},
  pages  =       {13--25},
  crossref =     {NORDSEC_2006}
}

@PROCEEDINGS{NORDSEC_2006,
  TITLE =        {Proceedings of the 11$^{th}$ Nordic Workshop on Secure IT Systems (NordSec 2006)},
  BOOKTITLE =    {Proceedings of the 11$^{th}$ Nordic Workshop on Secure IT Systems (NordSec 2006)},
  YEAR =         {2006},
  editor =       {Viiveke F{\aa}k},
  location =     {Link\"{o}ping, Sweden},
  publisher =    {Link\"{o}pings universitet},
  month =        {19--20 Oct}
}