REFERENCES
Bosch, W. (1993). A rigorous least squares combination of low and high degree spherical
harmonics, presented at the lAG General Meeting, Beijing.
Chan, J.C. and N.K. Pavlis (1995). An efficient algorithm for computing high degree
gravity field models using "wing-block" diagonal technique, internal report
HSTX/G&G-9501, Hughes STX Corporation, in press.
Colombo, O.L. (1981). Numerical methods for harmonic analysis on the sphere, Dept. of
Geod. Sci. and Surv. Rep. 310, Ohio State Univ., Columbus.
Forsberg, R. and J.M. Brozena (1993). The Greenland airborne gravity project -
comparison of airborne and terrestrial gravity data, in Geodesy and Physics of the
Earth, H. Montag and C. Reigber (eds.), Springer-Verlag, Berlin Heidelberg.
Fu, L.-L., E.J. Christensen and C.A. Yamarone (1994). TOPEX/POSEIDON mission
overview, J. Geophys. Res., 99, 24369-24381.
Gruber, T. and W. Bosch (1992). A new 360 gravity field model, pr,esented at the XVII
General Assembly of the European Geophysical Society, Edinburgh.
Heck, B. (1990). An evaluation of some systematic error sources affecting terrestrial
gravity anomalies, Bull. Geod., 64, 88-108.
Lerch, F.J., S.M. Klosko, R.E. Laubscher and C.A. Wagner (1979). Gravity model
improvement using GEOS3 (GEM9 and 10), J. Geophys. Res., 84, 3897-3916.
Lerch, F.J., N.K. Pavlis and J.C. Chan (1993). High-degree gravitational modeling:
quadrature formulre versus a block-diagonal normal matrix inversion, presented at the
XVIII General Assembly of the European Geophysical Society, Wiesbaden.
Nerem, R.S., et al. (1994). Gravity model development for TOPEX/POSEIDON: Joint
Gravity Models 1 and 2, J. Geophys. Res., 99, 24421-24447.
Pavlis, N.K. (1988). Modeling and estimation of a low degree geopotential model from
terrestrial gravity data, Dept. of Geod. Sci. and Surv. Rep. 386, Ohio State Univ.,
Columbus.
Rapp, R.H. (1969). Analytical and numerical differences between two methods for the
combination of gravimetric and satellite data, Bollettino di Geofisica Teorica ed
Applicata, XI, 108-118.
Rapp, R.H. (1986). Global geopotential solutions, in Mathematical and Numerical
Techniques in Physical Geodesy, H. Slinkel (ed.), Springer-Verlag, Berlin.
Rapp, R.H. (1989). Combination of satellite, altimetric and terrestrial gravity data, in
Theory of Satellite Geodesy and Gravity Field Determination, F. Sanso and R.
Rummel (eds.), Springer-Verlag, Berlin Heidelberg.
Rapp, R.H. (1993). Use of altimeter data in estimating global gravity models, in Satellite
Altimetry in Geodesy and Oceanography, R. Rummel and F. Sanso (eds.), SpringerVerlag, Berlin Heidelberg.
Rapp, R.H. and J.Y. Cruz (1986a). Spherical harmonic expansions of the Earth's
gravitational potential to degree 360 using 30' mean anomalies, Dept. of Geod. Sci.
and Surv. Rep. 376, Ohio State Univ., Columbus.
Rapp, R.H. and J.Y. Cruz (1986b). The representation of the Earth's gravitational
potential in a spherical harmonic expansion to degree 250, Dept. of Geod. Sci. and
Surv. Rep. 372, Ohio State Univ., Columbus.
Rapp, R.H. and N.K. Pavlis (1990). The development and analysis of geopotential
coefficient models to spherical harmonic degree 360, J. Geophys. Res., 95, 2188521911.
Rapp, R.H., Y.M. Wang and N.K. Pavlis (1991). The Ohio State 1991 geopotential and
sea surface topography harmonic coefficient models, Dept. of Geod. Sci. and Surv.
Rep. 410, Ohio State Univ., Columbus.
Sneeuw, N. (1994). Global spherical harmonic analysis by least-squares and numerical
quadrature methods in historical perspective, Geophys. J. Int., 118,707-716.
120
Bosch, W. (1993). A rigorous least squares combination of low and high degree spherical
harmonics, presented at the lAG General Meeting, Beijing.
Chan, J.C. and N.K. Pavlis (1995). An efficient algorithm for computing high degree
gravity field models using "wing-block" diagonal technique, internal report
HSTX/G&G-9501, Hughes STX Corporation, in press.
Colombo, O.L. (1981). Numerical methods for harmonic analysis on the sphere, Dept. of
Geod. Sci. and Surv. Rep. 310, Ohio State Univ., Columbus.
Forsberg, R. and J.M. Brozena (1993). The Greenland airborne gravity project -
comparison of airborne and terrestrial gravity data, in Geodesy and Physics of the
Earth, H. Montag and C. Reigber (eds.), Springer-Verlag, Berlin Heidelberg.
Fu, L.-L., E.J. Christensen and C.A. Yamarone (1994). TOPEX/POSEIDON mission
overview, J. Geophys. Res., 99, 24369-24381.
Gruber, T. and W. Bosch (1992). A new 360 gravity field model, pr,esented at the XVII
General Assembly of the European Geophysical Society, Edinburgh.
Heck, B. (1990). An evaluation of some systematic error sources affecting terrestrial
gravity anomalies, Bull. Geod., 64, 88-108.
Lerch, F.J., S.M. Klosko, R.E. Laubscher and C.A. Wagner (1979). Gravity model
improvement using GEOS3 (GEM9 and 10), J. Geophys. Res., 84, 3897-3916.
Lerch, F.J., N.K. Pavlis and J.C. Chan (1993). High-degree gravitational modeling:
quadrature formulre versus a block-diagonal normal matrix inversion, presented at the
XVIII General Assembly of the European Geophysical Society, Wiesbaden.
Nerem, R.S., et al. (1994). Gravity model development for TOPEX/POSEIDON: Joint
Gravity Models 1 and 2, J. Geophys. Res., 99, 24421-24447.
Pavlis, N.K. (1988). Modeling and estimation of a low degree geopotential model from
terrestrial gravity data, Dept. of Geod. Sci. and Surv. Rep. 386, Ohio State Univ.,
Columbus.
Rapp, R.H. (1969). Analytical and numerical differences between two methods for the
combination of gravimetric and satellite data, Bollettino di Geofisica Teorica ed
Applicata, XI, 108-118.
Rapp, R.H. (1986). Global geopotential solutions, in Mathematical and Numerical
Techniques in Physical Geodesy, H. Slinkel (ed.), Springer-Verlag, Berlin.
Rapp, R.H. (1989). Combination of satellite, altimetric and terrestrial gravity data, in
Theory of Satellite Geodesy and Gravity Field Determination, F. Sanso and R.
Rummel (eds.), Springer-Verlag, Berlin Heidelberg.
Rapp, R.H. (1993). Use of altimeter data in estimating global gravity models, in Satellite
Altimetry in Geodesy and Oceanography, R. Rummel and F. Sanso (eds.), SpringerVerlag, Berlin Heidelberg.
Rapp, R.H. and J.Y. Cruz (1986a). Spherical harmonic expansions of the Earth's
gravitational potential to degree 360 using 30' mean anomalies, Dept. of Geod. Sci.
and Surv. Rep. 376, Ohio State Univ., Columbus.
Rapp, R.H. and J.Y. Cruz (1986b). The representation of the Earth's gravitational
potential in a spherical harmonic expansion to degree 250, Dept. of Geod. Sci. and
Surv. Rep. 372, Ohio State Univ., Columbus.
Rapp, R.H. and N.K. Pavlis (1990). The development and analysis of geopotential
coefficient models to spherical harmonic degree 360, J. Geophys. Res., 95, 2188521911.
Rapp, R.H., Y.M. Wang and N.K. Pavlis (1991). The Ohio State 1991 geopotential and
sea surface topography harmonic coefficient models, Dept. of Geod. Sci. and Surv.
Rep. 410, Ohio State Univ., Columbus.
Sneeuw, N. (1994). Global spherical harmonic analysis by least-squares and numerical
quadrature methods in historical perspective, Geophys. J. Int., 118,707-716.
120