Characteristics of sunspot longitudinal distribution and their correlation with solar activity in pre-Greenwich data
Crossref DOI link: https://doi.org/10.1134/S0016793216070082
Published Online: 2017-02-10
Published Print: 2016-12
Update policy: https://doi.org/10.1007/springer_crossmark_policy
Ivanov, V. G.
Miletsky, E. V.
License valid from 2016-12-01