Bender PL, Wiese DN, Nerem RS (2008) A possible dual-GRACE mission with 90 degree and 63 degree inclination orbits. In: ESA (ed) 3rd International symposium on formation flying, missions and technologies, 23-25 April 2008, ESA/ESTEC, Noordwijk, pp 1-6
Colombo OL (1984) The global mapping of gravity with two satellites, vol 7, no 3, Publications on geodesy, New Series. Netherlands Geodetic Commission, Delft
Reubelt T, Sneeuw N, Sharifi MA (2010) Future Mission Design Options for Spatio-Temporal Geopotential Recovery. International Association of Geodesy Symposia. Vol. 135, Springer, pp 163-170
Schrama EJO (1990) Gravity field error analysis: applications of GPS receivers and gradiometers on low orbiting platforms, NASA technical memorandum 100679. GSFC, Greenbelt, MD
Schrama EJO (1991) Gravity field error analysis: applications of GPS receivers and gradiometers on low orbiting platforms. J Geophys Res 96(B12):20041-20051
Sneeuw N (2000) A semi-analytical approach to gravity field analysis from satellite observations. PhD dissertation, Deutsche Geodatische Kommission, Reihe C, Nr. 527
Visser PNAM (1992) The use of satellites in gravity field determination and model adjustment. PhD dissertation, Delft University of Technology, Delft
Visser PNAM (2005) Low-low satellite-to-satellite tracking: applicability of analytical linear orbit perturbation theory. J Geod 79(1-3):160-166
Visser PNAM, Schrama EJO (2005) Space-borne gravimetry: how to decouple the different gravity field constituents? In: Jekeli C et al (eds) Gravity, geoid and space missions, vol 129, International association of geodesy symposia. Springer, Berlin, pp 6-11
Visser PNAM, Wakker KF, Ambrosius BAC (1994) Global gravity field recovery from the ARISTOTELES satellite mission. J Geophys Res 99(B2):2841-2851
Visser PNAM, van den Ijssel J, Koop R, Klees R (2001) Exploring gravity field determination from orbit perturbations of the European Gravity Mission GOCE. J Geod 75(2/3):89-98
Visser PNAM, Sneeuw N, Gerlach C (2003) Energy integral method for gravity field determination from satellite orbit coordinates. J Geod 77(3/4):207-216
