The midrange periodicities of solar H$\alpha $ flare index during Solar Cycles 21–24
Crossref DOI link: https://doi.org/10.1007/s10509-021-03954-2
Published Online: 2021-07-20
Published Print: 2021-07
Update policy: https://doi.org/10.1007/springer_crossmark_policy
Li, C.
Fei, Y.
Tian, X. A.
An, J. M.
Text and Data Mining valid from 2021-07-01
Version of Record valid from 2021-07-01
Article History
Received: 16 September 2020
Accepted: 18 May 2021
First Online: 20 July 2021