@Misc{Ax14,
  author =       { Martin Abadi and others },
  title =        { An Open Letter from US Researchers in Cryptography and Information Security },
  date =         { 2014-01-24 },
  url =          { http://masssurveillance.info/ },                  
  OPTmonth =     { Jan },
  OPTyear =      { 2014 },
  OPTnote =      {},
  OPTannote =    { Signed by 53 researchers. }
}