Lomb–Scargle periodogram analysis of the periods around 5.5 year and 11 year in the international sunspot numbers
Crossref DOI link: https://doi.org/10.1007/s10509-018-3332-z
Published Online: 2018-06-06
Published Print: 2018-07
Update policy: https://doi.org/10.1007/springer_crossmark_policy
Zhu, F. R. http://orcid.org/0000-0002-5424-7055
Jia, H. Y.
Funding for this research was provided by:
NSFC (11205126, 11175147)
Text and Data Mining valid from 2018-06-06
Article History
Received: 8 October 2017
Accepted: 30 April 2018
First Online: 6 June 2018