Coupling of semiannual and annual variations in the SuperMAG SML and SMU indices

Autor: Du, A.M., Wang, K.T., Luo, H., Tsurutani, B.T., Gjerloev, Jesper, Sun, Wei, Wang, Y., Ou, Jiaming, Ge, Yasong
Zdroj: In Planetary and Space Science 1 September 2018 158:87-95
Databáze: ScienceDirect