| |
|---|
| Utgitt
| |
|---|
| Omfang
| |
|---|
| Opplysninger
| Særtrykk fra: The Upper atmosphere above F2-maximum : papers presented at the symposium of the Ionospheric Research Committee, AGARD Avionics Panel, Paris, France / editor: H. Poeverlein (Paris : AGARD, 1959) AGARDograph 42
|
|---|
