1. F. Chen, M.T. La Duc, A. Baker, R. Koukol, J. Barengoltz, R. Kern, and K. Venkateswaran (2001 ) Developing Planetary Protection Technology: Microbial Diversity and Radiation Resistance of Microorganisms in a Spacecraft Assembly Facility. American Geophysical Union 2001 Fall Meeting December 1014.San Francisco.