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Annales Geophysicae An interactive open-access journal of the European Geosciences Union
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Volume 15, issue 10
Ann. Geophys., 15, 1271–1290, 1997
https://doi.org/10.1007/s00585-997-1271-z
© European Geosciences Union 1997
Ann. Geophys., 15, 1271–1290, 1997
https://doi.org/10.1007/s00585-997-1271-z
© European Geosciences Union 1997

  31 Oct 1997

31 Oct 1997

Time variations of geomagnetic activity indices Kp and Ap: an update

G. K. Rangarajan and T. Iyemori

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