Mars/Viking 25th Anniversary Tribute. Viking redux: Viking success and lessons for the future.
Young
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Department of Geology, 1721 SW Broadway, 17 Cramer Hall, Portland State University, Portland, OR 97201, USA.
D001325:Autobiographies as Topic; D018559:Exobiology / Q000266:history; D049673:History, 20th Century; D018535:Mars; D013026:Space Flight / Q000266:history* / Q000295:instrumentation; D018531:Spacecraft / Q000266:history* / Q000295:instrumentation; D014481:United States; D018557:United States National Aeronautics and Space Administration / Q000266:history*