Monthly Notices of the Royal Astronomical Society · 1912 · 183 citations · 0 references
Natural SciencesEarth SciencesPhysicsAstrophysicsElectromagnetismGeomagnetismGeomagnetic IndicesMagnetic AnomaliesMagnetic StormsPlanetary Magnetic FieldsSolar Active RegionsSolar Magnetic FieldsGeomagnetic DisturbancesGeomagnetic Response To Solar CycleMagnetic Field VariabilityMagnetospheric DisturbancesPhotospheric Magnetic FieldsSeasonal Variation Of Geomagnetic IndicesSolar Cycle Dependence Of Geomagnetic Indices