1. Handbook of Mathematical Functions;Abramowitz,1965
2. Abrykosov, O., Förste, C., Gruber, C., Shako, R., Barthelmes, F., 2012. Harmonic analysis of the DTU10 global gravity anomalies. In: EGU General Assembly Conference Abstracts, vol. 14, p. 4945.
3. Spherepack 3.0: a model development facility;Adams;Mon. Weather Rev.,1999
4. Andersen, O.B., 2010a. Recent development in gravity and bathymetry mapping from satellite altimetry – the DTU10 fields. In: DTU Space, ESA/ESRIN, Symposium on Oil and Gas, September.
5. Andersen, O.B., 2010b. The DTU10 Gravity field and Mean sea surface. In: Second international symposium of the gravity field of the Earth (IGFS2), Fairbanks, Alaska.