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Author/Creator
- Geological Survey (U.S.)8
- Ardis, Ann F.2
- Gordon, Alison D.2
- Barker, René A.1
- Bush, Peter W.1
- Fort Polk (La.)1
- Gómez-Gómez, Fernando1
- Johnson, M. S. (Martin S.)1
- Navajo Nation, Arizona, New Mexico & Utah. Department of Water Resources1
- Prakken, Lawrence B.1
- Puerto Rico. Department of Natural and Environmental Resources1
- Rodríguez, José M.1
- Spangler, Lawrence E.1
- United States. Department of the Army. Joint Readiness Training Center1
- Williams, Lester J.1
- Wynn, Kirby H.1