TY  - RPRT
TI  - A comparison of filtering algorithms for GPS satellite navigation application
AU  - Tapley, B. D.
AU  - Peters, J. G.
AU  - Schutz, B. E.
PY  - 1979
UR  - https://ntrs.nasa.gov/citations/19790017923
ID  - 19790017923
ER  -