@conference{799701,
  author = {W Hanson and A Clements and J Jespersen and Michael Lombardi},
  title = {Preliminary Comparison of Time Transfers via LASSO, GOS and Two-Way Satellite},
  year = {1991},
  month = {1991-01-01 00:01:00},
  publisher = {5^uth^ European Frequency and Time Forum , Besan{c-cedilla}on, 1, FR},
  language = {en},
}