TY  - BOOK
AU  - Jean,A.Glenn
AU  - Kropp,Dorothy K.
TI  - On the detection of sudden Ionosphere disturbances
U1  -  551.514 
PY  - 1972///
CY  - Washington, D.C.
PB  - Uniteds States Government Printing Office
KW  - Ionosphere
KW  - Atmosphere, Upper
ER  -