The earth's magnetic field :
Merrill, Ronald T.,
The earth's magnetic field : Its history, origin and planetary perspective / Ronald t. merrill, Michael w. mcelhinny - 401 páginas - International geophysics series ; v. 32 .
0124912400 0-12-491242-7
Geomagnetismo
QC816 / M46
The earth's magnetic field : Its history, origin and planetary perspective / Ronald t. merrill, Michael w. mcelhinny - 401 páginas - International geophysics series ; v. 32 .
0124912400 0-12-491242-7
Geomagnetismo
QC816 / M46