http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Guidelines for detector placement on high-speed approaches to signalized intersections
Office of Research and Technology Transfer.
Sponsored by the Texas Dept. of Transportation, Research and Technology Transfer Office under study no. 7-3977
Includes bibliographical references (pages 23-24).