Author
SpringerLink (Online service)
3,726
ScienceDirect (Online service)
946
SpringerLink (Online Service)
870
Films for the Humanities & Sciences (Firm)
457
Infobase
455
Infobase,
391
National Institute of Standards and Technology (U.S.)
202
EBSCOhost
200
Oxford Scholarship Online
173
Library of Congress. Congressional Research Service,
151
National Renewable Energy Laboratory (U.S.),
119
United States. Congress. Office of Technology Assessment
92
National Renewable Energy Laboratory (U.S.)
75
United States. Congress. Senate. Committee on Commerce, Science, and Transportation,
61
National Risk Management Research Laboratory (U.S.)
59
United States. Congress. Senate. Committee on Commerce, Science, and Transportation
58
Superfund Innovative Technology Evaluation Program (U.S.)
56
United States. Environmental Protection Agency
55
United States. Congress. House. Committee on Science, Space, and Technology (2011- ),
51
Video Education Australasia
51
United States. Congress. House. Committee on Science, Space, and Technology
50
United States. Congress. Senate. Committee on Homeland Security and Governmental Affairs,
49
United States. Department of Homeland Security. Office of Inspector General,
48
Illumina Digital
47
United States. Environmental Protection Agency. Office of Solid Waste and Emergency Response
46
United States. National Aeronautics and Space Administration
45
United States. Congress. House. Committee on Science
44
Brook Lapping Productions
43
Public Broadcasting Service (U.S.)
40
United States. Congress. House. Committee on Science. Subcommittee on Technology
39
United States. Congress. House. Committee on Homeland Security,
38
United States. Environmental Protection Agency. Technology Innovation Office
38
Rocha, Álvaro,
37
TVF International (Firm)
37
United States. Congress. Senate. Committee on Small Business and Entrepreneurship,
37
ProQuest (Firm)
36
United States. Congress. Senate. Committee on Energy and Natural Resources,
36
United States. Environmental Protection Agency. Office of Research and Development
36
Colorado. Governor's Office of Information Technology
35
Parthenon Entertainment (Firm)
35
International Conference on Human-Computer Interaction
34
Geological Survey (U.S.)
33
Risk Reduction Engineering Laboratory (U.S.)
33
United States,
32
Educational Resources Information Center (U.S.)
31
ScienceDirect (Online Service)
31
Colorado. Office of State Auditor
29
United States. Congress. House. Committee on Science, Space, and Technology (2011- ). Subcommittee on Research and Technology,
29
United States. Congress. House. Committee on Small Business
29
United States. Department of Energy
29
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