An introduction to quiet daily geomagnetic fields.- Geomagnetic quiet day selection.- Very quiet intervals of geomagnetic activity and the solar wind structure.- Least squares and integral methods for the spherical harmonic analysis of the Sq-field.- Polar region Sq.- Field-aligned currents in the undisturbed polar ionosphere.- Modeling the ionosphere with wind dynamo: A review.- Contribution to geomagnetic Sq-field and equatorial electrojet from the day/night asymmetry of ionospheric current under dawn-to-dusk electric field of magnetospheric origin.- The contribution of magnetospheric currents to Sq.- Abnormal Sq behaviour.- The equatorial electrojet.- Subsolar elevation of the equatorial electrojet.- On Sq and L current systems in the ionosphere.- On the evolution of methods of determining L.- Lunar magnetic variations.
