共 2 条
[1]
SOME MEASUREMENTS OF HIGH-LATITUDE IONOSPHERIC ABSORPTION USING EXTRATERRESTRIAL RADIO WAVES
[J].
PROCEEDINGS OF THE INSTITUTE OF RADIO ENGINEERS,
1958, 46 (01)
:334-348
[2]
THE MEASUREMENT OF IONOSPHERIC ABSORPTION USING OBSERVATIONS OF 18.3 MC S COSMIC RADIO NOISE
[J].
JOURNAL OF ATMOSPHERIC AND TERRESTRIAL PHYSICS,
1953, 4 (4-5)
:204-218