TY  - BOOK
AU  - Thompson, R. J.
AU  - Australia. Department of Administrative Services.
TI  - Ionospheric variability in the Australian Region
SN  - 0812-7395
PY  - 1990///
CY  - Chatswood, N.S.W.
PB  - IPS Radion and Space Services
KW  - Ionosphere
KW  - Observations
KW  - Sudden ionospheric disturbances
ER  -