On the electric current systems in the Earth's environment some historical aspects. Part II : external part/ ionosphere/ disturbed variation

Christine Amory-Mazaudier, Christine
unpublished
In this paper we present some historical aspects on ionospheric electric currents. Our attention is focused on the disturbed part of these currents at the origin of the Earth's magnetic field variation Dp.
fatcat:y54pmw6jxvaebmvoqkwo7wepi4