Author
- National Research Council (U.S.). Transportation Research Board
- Second Strategic Highway Research Program (U.S.) 9 results
- Parsons Brinckerhoff 3 results
- Kimley-Horn and Associates 2 results
- Potts, Ingrid B. 2 results
- Andrle, Stephen, 1948- 1 results
- Delcan Corporation 1 results
- Heilman, Jeff 1 results
- Kittelson & Associates 1 results
- Oregon State University. Institute for Natural Resources 1 results
- Outwater, Maren 1 results
- Parametrix, Inc 1 results
- Rakha, Hesham 1 results
- Venner Consulting 1 results