共 2 条
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DAY-NIGHT RATIO FOR AURORAL ABSORPTION EVENTS ASSOCIATED WITH NEGATIVE MAGNETIC BAYS
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JOURNAL OF GEOPHYSICAL RESEARCH,
1963, 68 (14)
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[2]
PRODUCTION OF FREE ELECTRONS IN IONOSPHERIC D LAYER BY SOLAR AND GALACTIC COSMIC RAYS AND RESULTANT ABSORPTION OF RADIO WAVES
[J].
JOURNAL OF GEOPHYSICAL RESEARCH,
1962, 67 (13)
:5091-+