1. Anderson, O., and P. Knudsen (1998). Global Marine Gravity Field from the ERS-1 and GEOSAT Geodetic Mission Altimetry, J Geophys Res., 103, pp. 8129–8137.
2. Haagmans, R., E. D. Min and M. V. Gelderen (1993). Fast Evaluation of Convolution Integrals on the Sphere Using 1DFFT, and a Comparison with Existing Methods for Stokes’ Integral, Manuscripta Geodaetica, 18, pp. 227–241.
3. Heiskanen, W., and H. Moritz (1967). Physical Geodesy, New York, W. H. Freeman.
4. Huang, M. T., G J. Zhai and Z. Guan (2000). Comments on FFT Technique in Spectral Geoid Determination, Acta Geodaetica et Cartographica Sinica, 29, pp. 124–131.
5. Huang, M. T., G J. Zhai and Z. Guan (1999). Method of Extending High Degree Geopotential Model Using Altimeter-derived Marine Gravity Anomalies and the Local Data in China, Symposium for the Fortieth Anniversary of Chinese Society of Geodesy, Photogrammetry and Cartography. Beijing: Chinese Society of Geodesy, Photogrammetry and Cartography, pp. 203–210.