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Is a sudden increase of irregularity of sunspot numbers a precursor of a return to low solar activity?
Shapoval, A., Le Mouël, J.-L., Courtillot, V., Shnirman, M.Volume:
119
Language:
english
Journal:
Journal of Geophysical Research: Space Physics
DOI:
10.1002/2013JA019584
Date:
August, 2014
File:
PDF, 776 KB
english, 2014