Boedecker, G.; Stürze, A.: SAGS4 - Strap Down Airborne Gravimetry System Analysis. 2005Flury, J.; Rummel, R.; Reigber, C.; Rothacher, M.; Boedecker, G.; Schreiber, U. (eds) Observation of the Earth System from Space. Springer Berlin/Heidelberg: https://doi.org/10.1007/3-540-29522-4_30