Mars Orbit Rendezvous Strategy for the Mars 2003/2005 Sample Return Mission (AAS 99-306)
Orbit Determination for Mars Global Surveyor During Mapping (AAS 99-328)
Radial and Azimuthal Components of the Heliospheric Magnetic Field: Ulysses Observations
Properties of Hydromagnetic Waves in the Polar Caps: Ulysses