Leech, K.; Crovisier, J.; Bockelee-Morvan, D.; Brooke, T. Y.; Hanner, M. S.; Altieri, B.; Keller, H. U.; Lellouch, E.; Lim, T.: The infrared spectrum of comet Hale-Bopp as seen by the Infrared Space Observatory. In: Thermal Emission Spectroscopy and Analysis of Dust, Disks, and Regolighs (Hg. Sitko, M. L.; Sprangue, A. L.; Lynch, D. L.). (2000)

Mall, U.; Banaszkiewicz, M.; Verani, S.: Investigating the lunar exosphere by in-situ mass spectrometry. In: Proc. 4th International Conference on the Exploration and Utilisation of the Moon, ESTEC, Noordwijk, The Netherlands, 10-14 July 2000, S. 195 - 198 (Hg. Foing, B. H.; Perry, M.). ESA Publ. Div., Noordwijk (2000)

Markiewicz, W. J.; Kossacki, K. J.; Keller, H. U.: Effect of surface roughness on ice distribution in the south subpolar region of Mars. In: The Second International Conference on Mars Polar Science and Exploration, LPI Contribution No. 1057, S. 127 - 128 (Hg. Björnsson, H.; Clifford, S.; Paige, D.; Thorsteinsson, T.). Lunar and Planetary Institute (2000)

Nathues, A.; Mall, U.; Keller, H. U.: Near infrared spectrometry with SIR on SMART-1. In: Proc. 4th International Conference on the Exploration and Utilisation of the Moon, ESTEC, Noordwijk, The Netherlands, 10-14 July 2000, S. 101 - 103 (Hg. Foing, B. H.; Perry, M.). ESA Publ. Div., Noordwijk (2000)

Rosenbush, V. K.; Kiselev, N. N.; Jockers, K.; Korokhin, V. V.; Shakhovskoy, N. M.; Efimov, Y. S.: Optical polarimetry of the Galilean satellites, Iapetus, and 64 Angelina near opposition. In: Kinematics and Physics of Celestial Bodies, ``Astronomy in Ukraine - 2000 and Beyond (Impact of International Cooperation)'', S. 227 - 230 (Hg. Yatskiv, Y. S.). (2000)

Sauer, K.; McKenzie, J. F.; Dubinin, E.: Waves and nonlinear structures in bi-ion plasmas. In: Waves in Dusty, Solar, and Space Plasmas, S. 327 - 339 (Hg. Verheest, F.; Goossens, M.; Hellberg, M. A.; Bharuthram, R.). American Institute of Physics, Melville, N. Y. (2000)

Schieder, R.; Siebertz, O.; Schloeder, F.; Gal, C.; Stutzki, J.; Hartogh, P.; Natale, E.: Wide-Band Spectrometer for HIFI - FIRST. In: UV, Optical and IR Space Telescopes and Instruments, S. 313 - 324 (Hg. Breckinridge, J. B.; Jakobsen, P.). (2000)

Thomas, N.; Eggers, S.; Ip, W.-H.; Lichtenberg, G.; Fitzsimmons, A.; Jorda, L.; Keller, H. U.; Williams, I. P.; Hahn, G.; Rauer, H.: Detection of thermal emission from 1993 SC - First results, Proceedings of the workshop. In: On Minor Bodies of Outer Solar System, S. 25 - 31 (Hg. Fitzsimmons, A.; Jewitt, D.; West, R. M.). SpringerVerlag, Heidelberg (2000)

Tomasch, G.; Harboe-Sørensen, R.; Müller, R.; Tzscheetzsch, T.: Co-60 total dose test of 14- and 16-bit ADCs. IEEE Radiation Effects Data Workshop (IEEE 00TH8527), S. 26 - 31 (2000)

Wilken, B.; Zong, Q.-G.; Daly, P. W.: CLUSTER and energetic particles in geospace-What can be learned from GEOTAIL. In: Cluster-II Workshop: Multiscale/Multipoint Plasma Measurements, S. 163 - 170. ESA Publ. Div., Noordwijk (2000)

Basilevsky, A. T.; Keller, H. U.; Markiewicz, W. J.; Thomas, N.: Landscape and surface material characteristics for the Mars Polar Lander Landing Site: Analysis and predictions. In: The Fifth International Conference on Mars, July 19-24, 1999, Pasadena, California. (1999)

Basilevsky, A. T.; Markiewicz, W. J.; Thomas, N.; Keller, H. U.: Morphology of the APXS analyzed rocks at the Pathfinder site: Implications for their weathering rate and distance of transportation. In: 30th Annual Lunar and Planetary Science Conference, March 15-29, 1999, Houston TX. (1999)

Blake, J. B.; Fraenz, M.; Keppler, E.: Low-energy ACR spectra as observed by the EPAC investigation aboard Ulysses. In: Proc. 26th Intern. Cosmic Ray Conf., Salt Lake City, Utah, USA, August 17-25, 1999, S. 565 - 568 (Hg. Kieda, D.; Salamon, M.; Dingus, B.). The University of Utah (1999)

Crovisier, J.; Leech, K.; Bockelée-Morvan, D.; Lellouch, E.; Brooke, T. Y.; Hanner, M. S.; Altieri, B.; Keller, H. U.; Lim, T.: The spectrum of comet Hale-Bopp as seen by ISO. In: Proc. Conf. ``The Universe as seen by ISO'', Paris, France, 20-23 October 1998, S. 137 - 140 (Hg. Cox, P.; Kessler, M. F.). ESA Publ. Div., Noordwijk (1999)

Heber, B.; Ferrando, P.; Raviart, A.; Wibberenz, G.; Paizis, C.; Bothmer, V.; Müller-Mellin, R.; Posner, A.; Sierks, H.; Potgieter, M. S.: Charge sign dependent modulation: Ulysses} {COSPIN/KET results. In: Proc. 26th Int. Cosmic Ray Conf., Salt Lake City, Utah, USA, August 17-25, 1999, S. 99 - 102 (Hg. Kieda, D.; Salamon, M.; Dingus, B.). The University of Utah (1999)

Heber, B.; Keppler, E.; Fraenz, M.; Kunow, H.: Variations of anomalous and galactic cosmic ray fluxes in the northern hemisphere: ULYSSES EPAC and KET observations. In: Proc. 26th Int. Cosmic Ray Conf., Salt Lake City, Utah, USA, August 17-25, 1999, S. 115 - 118 (Hg. Kieda, D.; Salamon, M.; Dingus, B.). The University of Utah (1999)

Heber, B.; Raviart, A.; Ferrando, P.; Sierks, H.; Paizis, C.; Kunow, H.; Müller-Mellin, R.; Bothmer, V.; Posner, A.: Determination of 7-30 MeV electron intensities: Ulysses} {COSPIN/KET results. In: Proc. 26th Int. Cosmic Ray Conf., Salt Lake City, Utah, USA, August 17-25, 1999, S. 186 - 189 (Hg. Kieda, D.; Salamon, M.; Dingus, B.). The University of Utah (1999)

Hecht, M. H.; Meloy, T. P.; Anderson, M. S.; Buehler, M. G.; Frant, M. A.; Grannan, S. M.; Fuerstenau, S. D.; Keller, H. U.; Markiewicz, W. J.; Marshall, J. et al.; Pike, W. T.; Schubert, W. W.; Smith, P.; Stauffer, U.; West, S.; Rademacher, J.: The MSP'01 Mars Environmental Compatibility Assessment (MECA). In: The Fifth International Conference on Mars, July 19-24, 1999, Pasadena, California. (1999)

Hilchenbach, M.; Grünwaldt, H.; Kallenbach, R.; Klecker, B.; Kucharek, H.; Ipavich, F. M.; Galvin, A. B.: Observation of Suprathermal Helium at 1 AU: Charge States in CIRs. In: Proc. 9th Int. Solar Wind Conf. 'Solar Wind Nine`, Nantucket MA, USA, 5-9 October 1998, S. 605 - 608 (Hg. Habbal, S. R.; Esser, R.; Hollweg, J. V.; Isenberg, P. A.). The American Institute of Physics, Woodbury, NY, USA (1999)

Marshall, J.; Anderson, M.; Buehler, M.; Frant, M.; Fuerstenau, S.; Hecht, M.; Keller, H. U.; Markiewicz, W.; Meloy, T.; Pike, T. et al.; Schubert, W.; Smith, P.: The MECA Payload as an Exobiology Laboratory on the MSP 2001 Lander. In: 30th Annual Lunar and Planetary Science Conference, March 15-29, 1999, Houston TX. (1999)