Solar Physics · 1986 · 100 citations · 8 references
Natural SciencesAstronomyEarth SciencesPlanetary ScienceSolar AstronomySecular VariationSolar Active RegionsSolar CycleSolar ObservationsSolar RadiationSolar RotationLong-term Orbital VariationsNorth-south RelationsSolar Activity CyclesSolar Activity IndicesSolar Cycle Hemispheric AsymmetrySolar Magnetic ActivitySolar Radiation Variability
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Surface magnetic fields during the solar activity cycle
Robert F. Howard, B. J. Labonte · Solar Physics · 1981 · 228 citations