Haldoupis, C. I.; Nielsen, E.: Results on relative scattering cross section of 140 MHz auroral backscatter. Journal Geophysical Research 89, p. 2305 (1984)
Haldoupis, C. I.; Nielsen, E.; Ierkic, H. M.: STARE Doppler spectral studies of westward electrojet radar aurora. Planetary and Space Science 32, p. 1291 (1984)
Nielsen, E.; Haldoupis, C. I.; Fejer, B. G.; Ierkic, H. M.: Dependence of auroral power spectral variations upon electron drift velocity in the eastward electrojet. Journal Geophysical Research 89, pp. 253 - 260 (1984)
Haldoupis, C. I.; Nielsen, E.: Simultaneous geomagnetic and radio auroral observations. Journal of Atmospheric and Terrestrial Physics 45, p. 543 (1983)
Haldoupis, C. I.; Nielsen, E.; Goertz, C.: Experimental evidence on the dependence of 140 MHz radar auroral backscatter characteristics on ionospheric conductivity. Journal Geophysical Research 87, p. 7666 (1982)
Haldoupis, C. I.; Nielsen, E.; Holtet, J. A.; Egeland, A.; Chivers, H. A. J.: Radar auroral observations during a burst of irregular magnetic pulsations. Journal Geophysical Research 87, p. 1541 (1982)
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.