TY  - RPRT
TI  - Magnetic field variations in temperate zone sporadic-E layers.
AU  - Axford, W. I.
AU  - Cunnold, D. M.
AU  - Gleeson, L. J.
PY  - 1966
UR  - https://ntrs.nasa.gov/citations/19670041120
ID  - 19670041120
ER  -