Author
Geological Survey (U.S.)
336 results
SpringerLink (Online service)
245 results
NetLibrary, Inc
211 results
United States. National Aeronautics and Space Administration
206 results
Langley Research Center
192 results
Rand Corporation
87 results
United States. Department of Energy
85 results
ebrary, Inc
64 results
ProQuest (Firm)
62 results
United States. Federal Highway Administration
62 results
Pacific Northwest Research Station (Portland, Or.)
55 results
Lewis Research Center
54 results
United States. National Aeronautics and Space Administration. Scientific and Technical Information Branch
54 results
Taylor & Francis
51 results
U.S. Nuclear Regulatory Commission. Office of Nuclear Regulatory Research
48 results
Ames Research Center
42 results
National Institute of Standards and Technology (U.S.)
42 results
Safari, an O'Reilly Media Company
42 results
Texas Transportation Institute
41 results
Lawrence Livermore Laboratory
40 results
Oak Ridge National Laboratory
40 results
United States. Office of Water Resources Research
37 results
Knovel (Firm)
34 results
United States. National Aeronautics and Space Administration. Scientific and Technical Information Office
34 results
United States. Forest Service
33 results
SPSS Inc
32 results
Texas. Department of Transportation
31 results
NASA Glenn Research Center
30 results
Nelson, Stephen L., 1959-
30 results
George C. Marshall Space Flight Center
29 results
U.S. Army Research Laboratory
29 results
Kanopy (Firm)
28 results
United States. National Bureau of Standards
28 results
United States. National Aeronautics and Space Administration. Scientific and Technical Information Division
27 results
Northeastern Forest Experiment Station (Radnor, Pa.)
25 results
United States. General Accounting Office
25 results
SAS Institute
24 results
Walkenbach, John
24 results
Goddard Space Flight Center
23 results
Sandia Laboratories
23 results
EBSCOhost
21 results
National Renewable Energy Laboratory (U.S.)
19 results
University of Texas at Austin. Center for Transportation Research
19 results
Chamis, C. C. (Christos C.)
18 results
Construction Engineering Research Laboratory (U.S. : 1969-1992)
18 results
Jet Propulsion Laboratory (U.S.)
18 results
U.S. Nuclear Regulatory Commission
18 results
Forest Products Laboratory (U.S.)
17 results
Intermountain Research Station (Ogden, Utah)
17 results
Los Alamos Scientific Laboratory
17 results
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