共 24 条
[2]
EFFECTS OF SOLAR-ACTIVITY ON ANNUAL MEANS OF GEOMAGNETIC COMPONENTS
[J].
JOURNAL OF GEOPHYSICAL RESEARCH,
1976, 81 (17)
:2990-2996
[3]
GEOMAGNETIC VARIATIONS WITH PERIODS FROM 13 TO 30 YEARS
[J].
JOURNAL OF GEOMAGNETISM AND GEOELECTRICITY,
1977, 29 (02)
:123-135
[4]
BERNARD P, 1952, ANN GEOPHYS, V8, P248
[5]
SOLAR CYCLE RESPONSE IN HORIZONTAL FORCE OF EARTHS MAGNETIC FIELD
[J].
JOURNAL OF GEOMAGNETISM AND GEOELECTRICITY,
1969, 21 (01)
:385-&
[6]
CHAPMAN S, 1940, GEOMAGNETISM, pCH5
[7]
COURTILLOT V, 1978, CR ACAD SCI D NAT, V287, P1095
[8]
LONG-PERIOD VARIATIONS OF EARTHS MAGNETIC-FIELD FROM 2 MONTHS TO 20 YEARS
[J].
JOURNAL OF GEOPHYSICAL RESEARCH,
1976, 81 (17)
:2941-2950
[9]
MAXIMUM ENTROPY SPECTRAL ANALYSIS OF GEOMAGNETIC ACTIVITY INDEX-AA OVER A 107-YEAR INTERVAL
[J].
JOURNAL OF GEOPHYSICAL RESEARCH-SPACE PHYSICS,
1977, 82 (19)
:2641-2649