共 13 条
[11]
Stormer C., 1955, POLAR AURORA
[12]
VANALLEN JA, 1962, J GEOPHYS RES, V67, P3606
[13]
TIME VARIATIONS OF SOLAR COSMIC RAYS DURING JULY 1959 AT MINNEAPOLIS
[J].
JOURNAL OF GEOPHYSICAL RESEARCH,
1961, 66 (04)
:995-+