Geodesy Beyond 2000: The Challenges Of The First Decade, Iag General Assembly Birmingham, July 1930, 1999 (International Association Of Geodesy Symposia)
Iag, Section I, Positioning, Subcommission For The Euref, Pub. 1, Report On The Symp. Of The Iag Subcomm. For The Euref, Florence, May 1990, Report On The Working Session Of The Iag ...