Journal of Geophysical Research Atmospheres · 1965 · 50 citations · 26 references
Magnetic FieldMagnetismMagnetic MeasurementsMagnetic Measurement
26
The Sun's Polar Magnetic Field.
Harold D. Babcock · The Astrophysical Journal · 1959 · 293 citations
The boundary of the geomagnetic field
L. J. Cahill, P. G. Amazeen · Journal of Geophysical Research Atmospheres · 1963 · 286 citations
Magnetism, Engineering, Physics +4
E.V. Appleton · Journal of Atmospheric and Terrestrial Physics · 1959 · 268 citations