The 27-day variation in the Mg II index of solar activity
Crossref DOI link: https://doi.org/10.1134/S0038094615030065
Published Online: 2015-05-14
Published Print: 2015-05
Update policy: https://doi.org/10.1007/springer_crossmark_policy
Ma, L.
Text and Data Mining valid from 2015-05-01
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Article History
Received: 11 September 2014
First Online: 14 May 2015