Solar Cycle Occurrence of Alfvénic Fluctuations and Related Geo-Efficiency

Tanskanen, E.I., K. Snekvik, J.A. Slavin, D. Pérez-Suárez, A. Viljanen, M.L., Goldstein, M.J. Käpylä, R. Hynönen, L.v.T., Häkkinen, K. Mursula (2017), Solar Cycle Occurrence of Alfvénic Fluctuations and Related Geo-Efficiency, J. Geophys. Res. Space Phys., doi.org/10.1002/2017JA024385