TY  - RPRT
TI  - Ionospheric refraction effects on TOPEX orbit determination accuracy using the Tracking and Data Relay Satellite System (TDRSS)
AU  - Radomski, M. S.
AU  - Doll, C. E.
PY  - 1991
UR  - https://ntrs.nasa.gov/citations/19920004864
ID  - 19920004864
ER  -