1
Reversals of the Earth's Magnetic Field [E-Book] /
Other Personal Name(s): ...Jacobs, J. A....

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2
Geomagnetism. vol 0001.
Book
Other Personal Name(s): ...Jacobs, J. A....
3
Geomagnetic Micropulsations [E-Book] /
Other Personal Name(s): ...Jacobs, J. A....

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