Media type: E-Article Title: Gravity on Precise, Short-Term, 3-D Free-Inertial Navigation Contributor: JEKELI, CHRISTOPHER Published: Institute of Navigation, 1997 Published in: Navigation, 44 (1997) 3, Seite 347-357 Language: English DOI: 10.1002/j.2161-4296.1997.tb02353.x ISSN: 0028-1522 Keywords: Electrical and Electronic Engineering ; Aerospace Engineering Origination: Footnote: