Gruber, T.;Reigber, C.The CHAMP Mission and its Capabilities to Recover the Ocean Surface from Reflected GPS SignalsJPL Workshop on Ionospheric Determination and Specification for Ocean Altimetry and GPS Surface Reflections1997
Gruber, T.Aktuelle Hochauflösende Schwerefeldmodelle des GFZ2. Geodätische Woche1997
Gruber, T.D-PAF Global Earth Gravity Models based on ERSThird ERS Scientific Symposium1997
Gruber, T.Improvements of D-PAF Altimeter ProductsThird ERS Scientific Symposium1997