Ritter, P. 2.3 Earth's Magnetic Field, 2.0 Geophysics, Departments, GFZ Publication Database, Deutsches GeoForschungsZentrum;
Ritter, P. (2018): Hall current densities derived from CHAMP scalar magnetic field data during six magnetic storms 2003 and 2005.https://doi.org/10.5880/GFZ.2.3.2018.007