Acquisition Source
Legacy CDMS
Document Type
Reprint (Version printed in journal)
Authors
Zahnle, Kevin (NASA Ames Research Center Moffett Field, CA, United States) Grinspoon, David (NASA Ames Research Center Moffett Field, CA, United States) Date Acquired
August 14, 2013
Publication Date
November 8, 1990
Publication Information
Publication: Nature
Volume: 348
ISSN: 0028-0836
Accession Number
91A14222
Distribution Limits
Public