TY  - BOOK
AU  - Jacobs,J.A.
TI  - Reversals of the Earth's magnetic field
SN  - 0852744420 :
AV  - QC815.2 .J33 1984
U1  - 538/.7 19
PY  - 1984///
CY  - Bristol
PB  - A. Hilger
KW  - Geomagnetism
N1  - Includes bibliographies and index
ER  -