Photospheric Magnetic Free Energy Density of Solar Active Regions
Crossref DOI link: https://doi.org/10.1007/s11207-016-1009-8
Published Online: 2016-11-07
Published Print: 2016-12
Update policy: https://doi.org/10.1007/springer_crossmark_policy
Zhang, Hongqi
License valid from 2016-11-07