TY  - RPRT
TI  - Assessment of Global TEC Mapping Using a Three-Dimensional Electron Density Model
AU  - Lindqwister, U.
AU  - Wilson, B.
AU  - Pi, X.
AU  - Sparks, L.
AU  - Iijima, B.
AU  - Mannucci, A.
PY  - 1999
UR  - https://ntrs.nasa.gov/citations/20210003191
ID  - 20210003191
ER  -