Author
National Research Council (U.S.) Transportation Research Board
American Association of State Highway and Transportation Officials
870
National Cooperative Highway Research Program
845
United States Federal Highway Administration
763
United States Federal Transit Administration
377
Transit Cooperative Research Program
374
Transit Development Corporation
349
National Research Council (U.S.) Transportation Research Board. Annual Meeting
177
Kassabian, Naomi
166
Airport Cooperative Research Program
165
United States Federal Aviation Administration
163
National Research Council (U.S.) Transportation Research Board. Meeting
138
National Academy of Sciences (U.S.)
94
National Research Council (U.S.) Highway Research Board
72
National Research Council (U.S.) Commission on Sociotechnical Systems
71
Crump, Edythe Traylor
48
Kaplan, Elizabeth W
42
United States Urban Mass Transportation Administration
42
Cambridge Systematics
41
National Cooperative Freight Research Program
34
National Cooperative Transit Research & Development Program (U.S.)
34
United States Department of Transportation. Research and Innovative Technology Administration
34
Herman, Scott C
30
McLaughlin, Mary
30
Singer-Bart, Susan
27
Second Strategic Highway Research Program (U.S.)
25
Turnbull, Katherine F
24
Multisystems, Inc
18
Coogan, Matthew A
17
United States Department of Transportation
17
Commercial Truck and Bus Safety Synthesis Program (U.S.)
16
United States Federal Motor Carrier Safety Administration
16
Hazardous Materials Cooperative Research Program
15
KFH Group
14
National Research Council (U.S.) Highway Research Board. Annual Meeting
14
Parsons, Brinckerhoff, Quade & Douglas
14
Silberman, Joan B
14
Texas Transportation Institute
14
United States Pipeline and Hazardous Materials Safety Administration
14
Vumbaco, Brenda J
14
Wilburn, Marianne Cox
14
National Research Council (U.S.) Board on Energy and Environmental Systems
13
National Research Council (U.S.) Transportation Research Board. Committee on Soil and Rock Properties
13
Moore, Marjorie
12
National Research Council (U.S.) Transportation Research Board. Committee on Characteristics of Bituminous Paving Mixtures to Meet Structural Requirements
12
National Research Council (U.S.) Transportation Research Board. Committee on Public Transportation Planning and Development
12
Schiavone, John J
12
National Research Council (U.S.) Division on Earth and Life Studies
11
National Research Council (U.S.) Highway Research Information Service
11
National Research Council (U.S.) Transportation Research Board. Committee on Freeway Operations
11
more ...