Acquisition Source
Headquarters
Document Type
Reprint (Version printed in journal)
Authors
Doolittle, Russell F. (NASA Goddard Space Flight Center Greenbelt, MD, United States) Date Acquired
August 21, 2013
Publication Date
April 18, 2002
Publication Information
Publication: Nature
Volume: 416
Funding Number(s)
CONTRACT_GRANT: NAG5-4546
Distribution Limits
Public