1. Balmino G (1993) Orbit choice and the theory of radial orbit error for altimetry. In: Rummel R, Sansò F (eds) Satellite altimetry in geodesy and oceanography. Lecture notes in earth sciences, vol 50, pp 244–315. Springer, Berlin
2. Bosch W (1997) Geoid and orbit corrections from crossover satellite altimetry. DGFI Internal Technical Report
3. Engelis T (1987) Radial orbit error reduction and sea sruface topography determination using satellite altimetry. OSU Report 377, Dept. Geod. Sci. and Surv., Ohio State University
4. ESA (1999) The four candidate earth explorer core missions: gravity field and steady-state ocean circulation mission. Technical Report ESA SP-1233
5. Goad CC (1987) An efficient algorithm for the evaluation of inclination and eccentricity functions. Manuscr Geodaet 12:11–15