1. Coupling of semiannual and annual variations in the SuperMAG SML and SMU indices. (1st September 2018) Authors: Du, A.M.; Wang, K.T.; Luo, H.; Tsurutani, B.T.; Gjerloev, Jesper; Sun, Wei; Wang, Y.; Ou, Jiaming; Ge, Yasong Journal: Planetary and space science Issue: Volume 158(2018) Page Start: 87 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗