1. A Digital Elevation Model of the Greenland Ice Sheet and Validation with Airborne Laser Altimeter Data. Space at the Service of our Environment;Bamber;ESA Pub. SP-414,1997
2. A Global 5' Digital Elevation Model from the Geodetic Phase of ERS-1. Space at the Service of our Environment;Bamber;ESA Pub. SP-414,1997
3. Retracking ERS-1 Altimeter Waveforms over Land for Topographic Height Determination: an Expert Systems Approach. Space at the Service of our Environment;Berry;ESA Pub. SP-414,1997
4. Use of ERS-1 Land Altimetry to Validate the GLOBE Global Digital Elevation Model;Berry,1997
5. Accuracy Assessment of Altimeter Derived Orthometric Heights using Regional Digital Elevation Models;Berry,1998