McDiarmid, D. R.; Nielsen, E.: A monochromatic Pc5 pulsation which exhibits a time-varying doppler-shifted frequency. Journal Geophysical Research 93, S. 1981 (1988)

Mizuno, H.; Markiewicz, W. J.; Völk, H. J.: Grain growth in turbulent protoplanetary accretion disks. Astronomy and Astrophysics 195, S. 183 - 192 (1988)

Nielsen, E.: Aspect angle dependence of backscatter intensity of 1-m auroral plasma waves. Journal Geophysical Research 93, S. 4119 (1988)

Nielsen, E.; Bamber, J.; Chen, Z.-S.; Brekke, A.; Egeland, A.; Murphree, J. S.; Venkatesan, D.; Axford, W. I.: Substorm expansion into the polar cap. Annales Geophysicae 6, S. 559 - 572 (1988)

Nielsen, E.; Senior, C.; Lühr, H.: Ionospheric hall conductivity deduced from ground-based measurements. Journal Geophysical Research 93, S. 4125 (1988)

Nielsen, E.; Uspensky, M.; Kustov, A.; Huuskonen, A.; Kangas, J.: On the dependence of the Farly-BUneman turbulence level on ionospheric electric field. Journal of Atmospheric and Terrestrial Physics 50, S. 601 (1988)

Woch, J.; Kremser, G.; Korth, A.; Pokhotelov, O. A.; Pilipenko, V. A.; Nezlina, Y. M.; Amata, E.: Curvature driven drift mirror instability in the magnetosphere. Planetary and Space Science 36, S. 363 (1988)

Haldoupis, C.; Nielsen, E.: Doppler spectrum observations of long discrete echoes. Planetary and Space Science 35, S. 153 (1987)

Keller, H. U.; Delamere, W. A.; Huebner, W. F.; Reitsema, H. J.; Schmidt, H. U.; Whipple, F. L.; Wilhelm, K.; Curdt, W.; Kramm, R.; Thomas, N. et al.; Arpigny, C.; Barbieri, C.; Bonnet, R. M.; Cazes, S.; Coradini, M.; Cosmovici, C. B.; Hughes, D. W.; Jamar, C.; Malaise, D.; Schmidt, K.; Schmidt, W. K. H.; Seige, P.: Comet P/Halley's nucleus and its activity. Astronomy and Astrophysics 187, S. 807 - 823 (1987)

Keller, H. U.; Kramm, J. R.; Thomas, N.; Craubner, H.; Mikusch, E.; Schwarz, G.: Images of the GIOTTO fly-by of comet Halley. Bulletin of the American Society 19, S. 878 ff. (1987)

Keller, H. U.; Schmidt, W. K. H.; Wilhelm, K.; Becker, C.; Curdt, W.; Engelhardt, W.; Hartwig, H.; Kramm, J. R.; Schmidt, R.; Gliem, F. et al.; Krahn, E.; Schmidt, H. P.; Schwarz, G.; Turner, J. J.; Bouyries, P.; Cazes, S.; Angrilli, F.; Bianchini, G.; Fanti, G.; Brunello, P.; Delamere, A.; Reitsema, H.; Jamar, C.; Cucchiaro, A.: The Halley multicolour camera. J. Phys. E: Sci. Instrum. 20, S. 807 - 820 (1987)

Kramm, J. R.; Möhring, W.; Keller, H. U.: Image restauration using the Point Spread Function of the Halley Multicolour Camera. Geophysical Research Letters 14 (7), S. 677 - 680 (1987)

Mazaudier, C.; Senior, C.; Nielsen, E.: Global convection electric field and current: Comparisons between model's predictions and data from STATE, Saint-Santin, and Magnetometers. Journal Geophysical Research 92, S. 5991 (1987)

McDiarmid, D. R.; Nielsen, E.: Coherent radar observations of a storm sudden commencement having a preliminary reverse impulse. Journal Geophysical Research 92, S. 159 (1987)

McDiarmid, D. R.; Nielsen, E.: Stimultaneous observation of monochromatic and variable period geomagnetic pulsations. Journal Geophysical Research 92, S. 4445 (1987)

Rietveld, M. T.; Mauelshagen, H.-P.; Stubbe, P.; Kopka, H.; Nielsen, E.: The characteristics of ionospheric heating-produced ELF/VLF waves over 32 hours. Journal Geophysical Research 92, S. 8707 (1987)

Schwarz, G.; Craubner, H.; Delamere, A.; Göbel, M.; Gonano, M.; Huebner, W. F.; Keller, H. U.; Kramm, R.; Mikusch, E.; Reitsema, H. et al.; Whipple, F. L.; Wilhelm, K.: Detailed analysis of a surface feature on comet P/Halley. Astronomy and Astrophysics 187, S. 847 - 851 (1987)

Shen, C.-S.; Nielsen, E.: The spatial component of ionospheric electron flow derived from two-dimensional drift measurements. Journal Geophysical Research 92, S. 305 (1987)

Shen, C. S.; Nielsen, E.: The spatial component of ionospheric electron flow derived from two-dimensional drift measurements. Journal Geophysical Research 92, S. 305 (1987)

Tanskanen, P.; Kangas, J.; Block, L.; Kremser, G.; Korth, A.; Woch, J.; Iversen, I. B.; Torkar, K. M.; Riedler, W.; Ullaland, S. et al.; Stadnes, J.; Glassmeier, K.-H.: Different phases of a magnetospheric substorm on June 23, 1979. Journal Geophysical Research 92, S. 7443 (1987)