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Author/Creator
- Geological Survey (U.S.)20
- United States. National Aeronautics and Space Administration18
- Head, James W.8
- Planetary Geology and Geophysics Program (U.S.)6
- Hansen, Vicki L.4
- Ryan, Darlene A.4
- Swint-Iki, Theresa R.3
- Astrogeology Research Program (Geological Survey)2
- Guest, John, 1938-20122
- Hurwitz, Debra M.2
- Ivanov, M. A. (Mikhail A.)2
- Ivanov, M. A. (Mikhail Arsenʹevich)2
- Baker, Victor R.1
- Bannister, Roger A.1
- Basilevsky, Alexander1
- Brian, Antony W.1
- Campbell, Bruce A. (Bruce Allan), 1964-1
- Casebier, Darlene A.1
- Clark, David A.1
- Copp, Duncan L.1