Perhaps to do with "TRANSIENT LIQUID WATER AS A MECHANISM FOR INDURATION OF SOIL CRUSTS ON MARS"
Two members of the panel are John Grotzinger and Benton Clark. They are co-authors of this report to be presented at the 2004 Lunar and Planetary Science Conference:
Title: Transient Liquid Water as a Mechanism for Induration of Soil Crusts on Mars.
Authors: Landis, G. A.; Blaney, D.; Cabrol, N.; Clark, B. C.; Farmer, J.; Grotzinger, J.; Greeley, R.; McLennan, S. M.; Richter, L.; Yen, A.; The Mer Athena Science Team
Journal: 35th Lunar and Planetary Science Conference, March 15-19, 2004, League City, Texas, abstract no.2188
http://adsabs.harvard.edu/cgi-bin/bib_query?2004LPI....35.2188L
Bob Clark
