1. A missing variable in solar wind‐magnetosphere‐ionosphere coupling studies. Issue 23 (11th December 2014) Authors: Sergeev, V. A.; Sormakov, D. A.; Angelopoulos, V. Journal: Geophysical research letters Issue: Volume 41:Issue 23(2014:Dec.) Page Start: 8215 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗