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Author/Creator
- Geological Survey (U.S.)9
- National Regional Aquifer Systems Analysis Program (U.S.)[remove]9
- Busby, John F.7
- Pettijohn, Robert A.7
- Beckman, Jeffery D.3
- Cervantes, Michael A., 1957-3
- Bunner, Danny W., Jr.1
- Gonthier, Joseph B.1
- Layman, Thomas B.1