Earth and Planetary Science Letters · 1970 · 13 citations · 4 references
Natural SciencesEarth SciencesGeophysicsGeomagnetismGeomagnetic Field SourcesGeomagnetic IndicesMagnetic AnomaliesMagnetic DeclinationPolar MotionSecular VariationDeclination Anomaly AnalysisGeomagnetic Secular VariationHistorical Variation Of Magnetic DeclinationMagnetic Secular VariationObserved DeclinationSecular Variation Of Magnetic DeclinationSpherical Harmonic Analysis
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