Deng, L. H.
Xiang, Y. Y.
Qu, Z. N.
An, J. M.
Article Title: SYSTEMATIC REGULARITY OF HEMISPHERIC SUNSPOT AREAS OVER THE PAST 140 YEARS
Journal Title: The Astronomical Journal
Article Type: paper
Copyright Information: © 2016. The American Astronomical Society. All rights reserved.
Publication dates
Date Received: 2015-10-17
Date Accepted: 2016-01-13
Online publication date: 2016-02-23