Kramm, J. R.; Thomas, N.; Keller, H. U.; Smith, P. H.: The CCD imager electronics of the Mars Pathfinder and Mars Surveyor cameras. IEEE Trans. Instr. Meas. 47 (5), pp. 1112 - 1118 (1998)

Krupp, N.; Woch, J.; Lagg, A.; Wilken, B.; Livi, S.; Williams, D. J.: Energetic particle bursts in the predawn Jovian magnetosphere. Geophysical Research Letters 25 (8), pp. 1249 - 1252 (1998)

Kucharek, H.; Ipavich, F. M.; Kallenbach, R.; Bochsler, P.; Hovestadt, D.; Grünwaldt, H.; Hilchenbach, M.; Axford, W. I.; Balsiger, H.; Bürgi, A. et al.; Coplan, M. A.; Galvin, A. B.; Geiss, J.; Gliem, F.; Gloeckler, G.; Hsieh, K. C.; Judge, D. L.; Klecker, B.; Lee, M. A.; Livi, S.; Managadze, G. G.; Marsch, E.; Möbius, E.; Neugebauer, M.; Ogawa, H. S.; Reiche, K.-U.; Scholer, M.; Verigin, M. I.; Wilken, B.; Wurz, P.: Magnesium isotopic composition as observed with the CELIAS/MTOF experiment on the SOHO spacecraft. Journal Geophysical Research 103, pp. 26805 - 26812 (1998)

Lagg, A.; Krupp, N.; Woch, J.; Livi, S.; Wilken, B.; Williams, D. J.: Determination of the neutral number density in the Io-torus from Galileo-EPD measurements. Geophysical Research Letters 25 (21), pp. 4039 - 4042 (1998)

Lamy, P. L.; Toth, I.; Jorda, L.; Weaver, H. A.; A'Hearn, M. F.: The nucleus and inner coma of comet 46P/Wirtanen. Astronomy and Astrophysics 335, pp. L25 - L29 (1998)

Lazutin, L. L.; Rasinkangas, R.; Kozelova, T. V.; Korth, A.; Singer, H.; Reeves, G.; Riedler, W.; Torkar, K.; Gvozdevsky, B. B.: Observations of substorm fine structure. Annales Geophysicae 16 (7), pp. 775 - 786 (1998)

Lellouch, E.; Crovisier, J.; Lim, T.; Bockelee-Morvan, D.; Leech, K.; Hanner, M. S.; Altieri, B.; Schmitt, B.; Trotta, F.; Keller, H. U.: Evidence for water ice and estimate of dust production rate in comet Hale-Bopp at 2.9 AU from the Sun. Astronomy and Astrophysics 339, pp. L9 - L12 (1998)

Licandro, J.; Bellot-Rubiot, L. R.; Böhnhardt, H.; Casas, R.; Goetz, B.; Gomez, A.; Jorda, L.; Kidger, M.; Osip, D.; Sabalizsk, N. et al.; Santos, P.; Serra-Ricart, M.; Tozzi, G. P.; West, R.: The rotation period of C/1995 01 (Hale-Bopp). Astrophysical Journal 501, pp. L221 - L225 (1998)

Lichtenegger, H.; Dubinin, E.: Model calculations of the planetary ion distribution in the Martian tail. Earth, Planets and Space 50, pp. 445 - 452 (1998)

Mall, U.; Fichtner, H.; Kirsch, E.; Hamilton, D. C.; Rucinski, D.: Cassini as a heliospheric probe - the potential of pick-up ion measurements during its cruise phase. Planetary and Space Science 46 (9/10), pp. 1375 - 1382 (1998)

Mall, U.; Kirsch, E.; Cierpka, K.; Wilken, B.; Söding, A.; Neubauer, F.; Gloeckler, G.; Galvin, A.: Direct observation of lunar pick-up ions near the Moon. Geophysical Research Letters 25 (20), pp. 3799 - 3802 (1998)

Markiewicz, W. J.; Skorov, Y.; Keller, H. U.: The shape of a sublimating ice surface at the bottom of a non-volatie cylinder: Monte Carlo simulations and 2-D analysis. Advances in Space Research 21, pp. 1599 - 1602 (1998)

Markiewicz, W. J.; Skorov, Y. V.; Keller, H. U.; Kömle, N. I.: Evolution of ice surfaces within porous near-surface layers on cometary nuclei. Planetary and Space Science 46, pp. 357 - 366 (1998)

Mauk, B. H.; McEntire, R. W.; Williams, D. J.; Lagg, A.; Roelof, E. C.; Krimigis, S. M.; Armstrong, T. P.; Fritz, T. A.; Lanzerotti, L. J.; Roederer, J. G. et al.; Wilken, B.: Galileo-measured depletion of near-Io hot ring current plasmas since the voyager epoch. Journal Geophysical Research 103, pp. 4715 - 4722 (1998)

Petrova, E. V.; Markiewicz, W. J.: Optical properties of morning-ice-haze and cloud particles and the photometry of Mars. Solar System Research 32 (6), pp. 469 - 479 (1998)

Pu, Z. Y.; Friedel, R. H. W.; Korth, A.; Zong, Q.-G.; Chen, Z. X.; Roux, A.; Perraut, S.: Evaluation of energetic particle parameters in the near-earth magnetotail derived from flux asymmetry observations. Annales Geophysicae 16 (3), pp. 283 - 291 (1998)

Rodionov, A. V.; Jorda, L.; Jones, G. H.; Crifo, J. F.; Colas, F.; Lecacheux, J.: Comet Hyakutake Gas Arcs: First Observational Evidence of Standing Shock Waves in a Cometary Coma. Icarus 136, pp. 232 - 267 (1998)

Sauer, K.; Baumgärtel, K.; Dubinin, E.; Tarasov, V.: Low-frequency electromagnetic waves and instabilities within the Martian bi-ion plasma. Earth, Planets and Space 50, pp. 269 - 278 (1998)

Sauer, K.; Dubinin, E.; Baumgärtel, K.: Nonlinear waves and discontinuities in the Martian magnetosheath. Observations and 2D bi-ion simulations. Earth, Planets and Space 50, pp. 793 - 801 (1998)

Sergeev, V. A.; Shukhtina, M. A.; Rasinkangas, R.; Korth, A.; Reeves, G. D.; Singer, H. J.; Thomsen, M. F.; and I. Vagina, L.: Event study of deep energetic particle injections during substorm. Journal Geophysical Research 103 (A5), pp. 9217 - 9234, (1998)