Author
United States. National Aeronautics and Space Administration
102
SpringerLink (Online Service)
100
SpringerLink (Online service)
97
ScienceDirect (Online service)
33
United States. National Aeronautics and Space Administration,
21
United States,
20
United States. Congress. House. Committee on Armed Services. Strategic Forces Subcommittee,
19
United States. Congress. House. Committee on Science, Space, and Technology (2011- ). Subcommittee on Space,
17
United States. Congress. House. Committee on Science. Subcommittee on Space and Aeronautics
17
United States. Congress. House. Committee on Science, Space, and Technology. Subcommittee on Space Science and Applications
15
Center for the Study of National Reconnaissance (U.S.)
14
Goddard Space Flight Center
14
United States. Congress. House. Committee on Armed Services. Strategic Forces Subcommittee
14
United States. Department of State,
14
United States. Congress. House. Committee on Science, Space, and Technology. Subcommittee on Space
13
Library of Congress. Congressional Research Service,
12
United States. Department of State
12
United States. National Aeronautics and Space Administration. History Office
12
Harvey, Brian, 1953-
11
United States. Congress. Senate. Committee on Commerce, Science, and Transportation,
11
United States. National Aeronautics and Space Administration. Scientific and Technical Information Branch
11
United States. Congress. House. Committee on Science, Space, and Technology
10
United States. NASA History Division
10
United States. National Aeronautics and Space Administration. Scientific and Technical Information Division
10
Burgess, Colin, 1947-
9
United States. Congress. House. Committee on Science, Space, and Technology (2011- ),
9
United States. National Aeronautics and Space Administration. Scientific and Technical Information Program
9
International Astronautical Congress
8
Langley Research Center
8
Library of Congress. Congressional Research Service
8
United States. Congress. House. Committee on Science
8
United States. Department of Defense,
8
United States. Government Accountability Office,
8
Lyndon B. Johnson Space Center
7
Shayler, David, 1955-
7
United States. National Aeronautics and Space Administration. Office of Inspector General
7
Evans, Ben, 1976-
6
Napolitano, Luigi G.
6
Oxford Scholarship Online
6
Symposium on Ballistic Missile and Space Technology
6
United States
6
United States. Congress. House. Committee on Science, Space, and Technology (2011- ). Subcommittee on Space and Aeronautics,
6
United States. Congress. Office of Technology Assessment
6
United States. Congress. Senate. Committee on Commerce, Science, and Transportation. Subcommittee on Science, Technology, and Space,
6
Al-Ekabi, Cenan,
5
Chaplain, Cristina T.,
5
Dick, Steven J.
5
Logsdon, John M., 1937-
5
McCall, Stephen M. (Analyst in military space, missile defense, and defense innovation),
5
National Defense University. Institute for National Strategic Studies
5
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