@article{27302,
      author       = "Symposium of the IAG Subcommission for the EUREF held in
                      Florence 28 - 31 May 1990",
      title        = "Report on the Symposium of the IAG Subcommission for the
                      European Reference Frame (EUREF) held in Florence 28 - 31
                      May 1990.  Report on the Working Session of the IAG
                      Subcommision for the European Reference Frame (EUREF) held
                      in Vienna 14 and 16 August 1991  ",
      year         = "1992",
      note         = "Astronom. - Geod. Arb.",
}