TY  - RPRT
TI  - The dynamic F2-layer over Arecibo
AU  - Ganguly, S.
AU  - Walker, J. C. G.
AU  - Rishbeth, H.
PY  - 1980
UR  - https://ntrs.nasa.gov/citations/19800063664
ID  - 19800063664
ER  -