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200 1 $a<<An >>introduction to the ionosphere and magnetosphere$fJ. A. Ratcliffe
210   $aCambridge$cAt the University press$d1972
215   $aX, 256 p.$cill.$d22 cm
500 10$a<<An >>introduction to the ionosphere and magnetosphere$944567
610 1 $aMagnetismo
676   $a538$v18$9Magnetismo
700  1$aRatcliffe,$bJ. A.$033257
801  0$aIT$bUNIPARTHENOPE$c20090302$gRICA$2UNIMARC
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951   $aS 538/19$bS A 997$cDSA$d2009
996   $aIntroduction to the ionosphere and magnetosphere$944567
997   $aUNIPARTHENOPE