Author
Geological Survey (U.S.)
127
Geological Survey (U.S.),
73
World Petroleum Resources Project
23
National and Global Petroleum Resource Assessment Project (U.S.)
20
Colorado Geological Survey
15
Scanlon, A. H.
15
Colorado. Division of Commerce and Development
14
Gautier, Donald L.
13
Klett, T. R.
10
Library of Congress. Congressional Research Service,
8
Varnes, Katharine L.
8
Attanasi, E. D.
7
Pitman, Janet K.,
7
Powers, Richard Blake
7
Ulmishek, Gregory F.
7
National Assessment of Oil and Gas Project (U.S.)
6
Colorado. Oil and Gas Conservation Commission
5
United States. Bureau of Land Management
5
United States. Congress. House. Committee on Armed Services
5
United States. Congress. Senate. Committee on Energy and Natural Resources
5
United States. Energy Information Administration. Office of Oil and Gas
5
American Association of Petroleum Geologists
4
Attanasi, E. D.,
4
Brown, Phillip (Specialist in energy policy),
4
Magoon, Leslie B.
4
Root, David H.
4
Schenk, Christopher J.
4
Schmoker, J. W.
4
Wandrey, Craig J.
4
Bird, Kenneth J.,
3
Bush, George W. 1946-
3
Crawford, T. Gerald,
3
Greenley, Heather L.,
3
Higley, Debra K.,
3
Houseknecht, David W.,
3
Magoon, Leslie B.,
3
Masters, Charles D.
3
Miller, Betty M.
3
ScienceDirect (Online service)
3
SpringerLink (Online service)
3
United States. Department of Agriculture
3
United States. Department of Energy
3
United States. Minerals Management Service
3
United States. Minerals Management Service. Gulf of Mexico OCS Region,
3
United States. President (2001-2009 : Bush)
3
Verma, Mahendra K. 1940-
3
Ahlbrandt, Thomas S.
2
Bird, Kenneth J.
2
Brownfield, M. E.
2
Charpentier, Ronald R.
2
more ...