1. GPS-Meterology: Mapping Zenith Delays onto Precipitable Water;Bevis;J. Appl. Meteorol.,1994
2. Developments in Near-real-time Tropospheric Delay Estimation;Douša;EUREF LAC Workshop, 9–10 June 1999, Paris,1999
3. Near-real-time GPS Data Processing at GOP: Pilot Project;Douša,1999
4. IGS Orbits, Clock and EOP Combined Products: an Update;Kouba,1998