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2. Filter sensitivity in exoatmospheric target vehicle tracking;Cicci;Appl. Math. Comput.,1996
3. Earth gravity model development at NASA/GSFC: Preliminary results from GEM-T3;Putney;EOS Transactions of the American Geophysical Union, 72.89,1991
4. Strategic Defense Initiative Organization (SDIO) Flight Test Services Program (FTSP) Lightweight Exoatmospheric Projectile — Five (LEAP-5) Boeing Baseline Trajectory Report;Mason,1991
5. Short arc initial orbit determination using angles-only space base observations;Kaya,1991