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+keyword:(geology)
Topex Gravity Model Development Team Activities during Fiscal Year 1984
Derivation and Tests of the Goddard Combined Geopotential Field (Gsfc 1.70- C)
Gravity Model Comparison Using Geos 1 Long- Arc Orbital Solutions
Gravity Model Comparison Using Geos-1 Long Arc Orbital Solutions
Geos I Tracking Station Positions on the Sao Standard Earth ( C-5)