Virginia Department of Highways and Transportation, RichmondMode of access: Internet.Author corporate affiliation: Virginia Highway and Transportation Research Council, CharlottesvilleSubject code: NCXCSubject code: NCYS*CDFSubject code: NVGBJSubject code: XQC
Federal Highway Administration, Washington, D.C.Mode of access: Internet.Author corporate affiliatio...
Federal Highway Administration, Washington, D.C.Mode of access: Internet.Author corporate affiliatio...
National Bureau of Standards, Office of Vehicle Systems Research, Washington, D.C.National Highway T...
Federal Highway Administration, Washington, D.C.Mode of access: Internet.Author corporate affiliatio...
Pennsylvania Department of Transportation, Bureau of Materials, Testing and Research, HarrisburgFede...
Federal Highway Administration, Washington, D.C.Mode of access: Internet.Author corporate affiliatio...
Federal Highway Administration, Washington, D.C.Mode of access: Internet.Author corporate affiliatio...
Federal Highway Administration, Office of Research, Washington, D.C.Mode of access: Internet.Author ...
Virginia Department of Highways and Transportation, RichmondVirginia University, CharlottesvilleMode...
Federal Highway Administration, Office of Research and Development, Washington, D.C.Mode of access: ...
Federal Highway Administration, Office of Research and Development, Washington, D.C.Mode of access: ...
National Highway Traffic Safety Administration, Washington, D.C.Mode of access: Internet.Author corp...
Ohio Department of Transportation, ColumbusMode of access: Internet.Author corporate affiliation: To...
National Highway Safety Bureau, Washington, D.C.Mode of access: Internet.COP: 2-microficheCOP: 3Auth...
Mode of access: Internet.Author corporate affiliation: Federal Highway Administration, Region 15, De...
Federal Highway Administration, Washington, D.C.Mode of access: Internet.Author corporate affiliatio...
Federal Highway Administration, Washington, D.C.Mode of access: Internet.Author corporate affiliatio...
National Bureau of Standards, Office of Vehicle Systems Research, Washington, D.C.National Highway T...
Federal Highway Administration, Washington, D.C.Mode of access: Internet.Author corporate affiliatio...
Pennsylvania Department of Transportation, Bureau of Materials, Testing and Research, HarrisburgFede...
Federal Highway Administration, Washington, D.C.Mode of access: Internet.Author corporate affiliatio...
Federal Highway Administration, Washington, D.C.Mode of access: Internet.Author corporate affiliatio...
Federal Highway Administration, Office of Research, Washington, D.C.Mode of access: Internet.Author ...
Virginia Department of Highways and Transportation, RichmondVirginia University, CharlottesvilleMode...
Federal Highway Administration, Office of Research and Development, Washington, D.C.Mode of access: ...
Federal Highway Administration, Office of Research and Development, Washington, D.C.Mode of access: ...
National Highway Traffic Safety Administration, Washington, D.C.Mode of access: Internet.Author corp...
Ohio Department of Transportation, ColumbusMode of access: Internet.Author corporate affiliation: To...
National Highway Safety Bureau, Washington, D.C.Mode of access: Internet.COP: 2-microficheCOP: 3Auth...
Mode of access: Internet.Author corporate affiliation: Federal Highway Administration, Region 15, De...
Federal Highway Administration, Washington, D.C.Mode of access: Internet.Author corporate affiliatio...
Federal Highway Administration, Washington, D.C.Mode of access: Internet.Author corporate affiliatio...
National Bureau of Standards, Office of Vehicle Systems Research, Washington, D.C.National Highway T...