http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Study of detector reliability for a safety warning system on the Gulf freeway
"Development of urban traffic management and control systems, research study number 2-8-72-165 [i.e. 2-18-72-165] sponsored by the Texas Highway Department in cooperation with the U.S. Department of Transportation, Federal Highway Administration."