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BALLOON OBSERVATIONS OF X-RAYS IN THE AURORAL ZONE-II
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JOURNAL OF GEOPHYSICAL RESEARCH,
1960, 65 (11)
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[2]
BALLOON OBSERVATIONS OF AURORAL-ZONE XRAYS
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JOURNAL OF GEOPHYSICAL RESEARCH,
1961, 66 (05)
:1379-&
[3]
THE GEOMAGNETIC FIELD IN SPACE, RING CURRENTS, AND AURORAL ISOCHASMS
[J].
JOURNAL OF GEOPHYSICAL RESEARCH,
1960, 65 (07)
:1967-1979
[4]
BALLOON STUDY OF HIGH-ALTITUDE RADIATIONS DURING THE INTERNATIONAL GEOPHYSICAL YEAR
[J].
JOURNAL OF GEOPHYSICAL RESEARCH,
1960, 65 (05)
:1331-1359