Journal of Geophysical Research Atmospheres · 1969 · 186 citations · 0 references
Natural SciencesEarth SciencesGeophysicsElectromagnetismGeodesyGeomagnetismGeomagnetic Coordinate SystemsGeomagnetic Field SourcesGeomagnetic IndicesMagnetic AnomaliesGeomagnetic Activity IndicesGeomagnetic Anomaly MappingGeomagnetic Data ProductsGeomagnetic Field MappingGeomagnetic Field MeasurementsGeomagnetic Field ModelsGeomagnetic Reference Field ModelingMagnetic Reference Fields