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Author/Creator
- National Regional Aquifer Systems Analysis Program (U.S.)33
- Geological Survey (U.S.)27
- Busby, John F.7
- Pettijohn, Robert A.7
- Sun, Ren Jen4
- Beckman, Jeffery D.3
- Cervantes, Michael A., 1957-3
- Downey, Joe S.2
- Johnston, Richard H.2
- Newton, G. D. (Garth D.)2
- Vaccaro, J. J.2
- Ardis, Ann F.1
- Barker, ReneĢ A.1
- Bauer, Hans H.1
- Broad, Tyson M.1
- Bugliosi, Edward F.1
- Bunner, Danny W., Jr.1
- Collins, C. A. (Charles Alexander), 1944-1
- Cordy, Gail E.1
- Freethey, Geoffrey W.1