Scourfield, M. W. J.; Nielsen, E.: Evening (Harang) and morning discontinuities in ionospheric electron drifts and their dependence on the interplanetary magnetic field. Journal Geophysical Research 86, p. 681 (1981)
Dr. Theodosios Chatzistergos receives award by the European Space Weather and Space Climate Association for his research findings on the historical activity of the Sun.
The Zdenĕk Švetska Senior Prize of the Solar Physics Division of the European Physical Society (EPS) recognizes Solanki’s pioneering contributions to solar research.