TY  - RPRT
TI  - Imaging the Ionosphere with the Global Positioning System
AU  - Kursinski, E.
AU  - Ibanez-Meier, R.
AU  - Hajj, G.
PY  - 1994
UR  - https://ntrs.nasa.gov/citations/20210001628
ID  - 20210001628
ER  -