1. Altamimi Z, Colillieux X, Legrand J et al (2007) ITRF2005: a new release of the International Terrestrial Reference Frame based on time series of station positions and Earth orientation parameters. J Geophys Res 112(B9): B09401
2. Bock H, Jaggi A, Meyer U, Visser P, van den IJssel J, Van Helleputte T, Heinze M, Hugentobler U (2011) GPS derived orbits for the GOCE satellite. J Geod (this issue)
3. Bruinsma SL, Marty JC, Balmino G, Biancale R, Foerste C, Abrikosov O, Neumayer H (2010) GOCE gravity field recovery by means of the direct numerical method. In: Proceedings of the ESA living planet symposium, 28 June–2 July 2010, Bergen, Norway. See also: http://earth.esa.int/GOCE
4. ESA (2010) http://www.esa.int/SPECIALS/GOCE/SEMY0FOZVAG_0.html
5. Förste Ch, Flechtner F, Schmidt R, Stubenvoll R, Rothacher M, Kusche J, Neumayer H, Biancale R, Lemoine J-M, Barthelmes F, Bruinsma S, Koenig R, Meyer Ul (2008) EIGEN-GL05C: a new global combined high-resolution GRACE-based gravity field model of the GFZ-GRGS cooperation. Geophysical Research Abstracts, vol 10. EGU2008-A-03426, 2008 SRef-ID: 1607-7962/gra/EGU2008-A-03426, 2008