共 7 条
[1]
SECULAR, ANNUAL, AND SEMIANNUAL CHANGES IN THE BASELINE LEVEL OF THE EARTHS MAGNETIC-FIELD AT NORTH-AMERICAN LOCATIONS
[J].
JOURNAL OF GEOPHYSICAL RESEARCH,
1980, 85 (NB11)
:6557-6571
[2]
AN EXTERNAL CURRENT REPRESENTATION OF THE QUIET NIGHTSIDE GEOMAGNETIC-FIELD LEVEL CHANGES
[J].
JOURNAL OF GEOMAGNETISM AND GEOELECTRICITY,
1984, 36 (06)
:257-265
[3]
SQ CURRENTS - A COMPARISON OF QUIET AND ACTIVE YEAR BEHAVIOR
[J].
JOURNAL OF GEOPHYSICAL RESEARCH-SPACE PHYSICS,
1982, 87 (NA7)
:5305-5308
[4]
QUIET IONOSPHERIC CURRENTS OF THE NORTHERN HEMISPHERE DERIVED FROM GEOMAGNETIC-FIELD RECORDS
[J].
JOURNAL OF GEOPHYSICAL RESEARCH-SPACE PHYSICS,
1985, 90 (NA7)
:6475-6486
[5]
FIELD LEVELS NEAR MIDNIGHT AT LOW AND EQUATORIAL GEOMAGNETIC STATIONS
[J].
JOURNAL OF ATMOSPHERIC AND TERRESTRIAL PHYSICS,
1973, 35 (06)
:1127-1146
[6]
POLAR-CAP GEOMAGNETIC-FIELD RESPONSES TO SOLAR SECTOR CHANGES
[J].
JOURNAL OF GEOPHYSICAL RESEARCH-SPACE PHYSICS,
1976, 81 (25)
:4731-4744
[7]
ANNUAL AND SEMIANNUAL CHANGES OF THE QUIET DAILY VARIATIONS (SQ) IN THE GEOMAGNETIC-FIELD AT NORTH-AMERICAN LOCATIONS
[J].
JOURNAL OF GEOPHYSICAL RESEARCH-SPACE PHYSICS,
1982, 87 (NA2)
:785-796