TY  - RPRT
TI  - A numerical model for low-latitude ionospheric TEC
AU  - Sethia, G.
AU  - Chandra, H.
AU  - Deshpande, M. R.
AU  - Rastogi, R. G.
PY  - 1978
UR  - https://ntrs.nasa.gov/citations/19790040655
ID  - 19790040655
ER  -