Natural orthogonal component analysis of International Geomagnetic Reference Field models and its application to historical geomagnetic models
2003 ◽
Vol 152
(3)
◽
pp. 613-619
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1992 ◽
Vol 44
(9)
◽
pp. 735-743
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2005 ◽
Vol 151
(3-4)
◽
pp. 320-322
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2003 ◽
Vol 155
(3)
◽
pp. 1051-1056
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1991 ◽
Vol 43
(12)
◽
pp. 1007-1012
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1981 ◽
Vol 33
(11)
◽
pp. 607-611
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