@conference{122691,
  author = {David Howe and D Davis},
  title = {A Direct Sequence Spread-Spectrum Modem Design for Time Transfers via Geostationary Satellites},
  year = {1991},
  month = {1991-01-01},
  publisher = {5^uth^ European Frequency and Time Forum  , Besan{c-cedilla}on, FR},
  language = {en},
}