Geomagnetic field variations - Glassmeier, Karl-Heinz.; Negendank, Jorg F.W.; Soffel, Heinrich; SpringerLink (Online service) (Berlin, Heidelberg : Springer Berlin Heidelberg, 2009)
Keywords: Geomagnetism -- Secular variations; Geomagnetic reversals; Geosciences; Computer Applications in Geosciences; Extraterrestrial Physics, Space Sciences; Geophysics/Geodesy.; Paleontology; Planetology