Variable message signing for traffic surveillance and control
Subtitle: a state of the art report
By: Warren Dorsey.
Contributors: United States. Federal Highway Administration. Office of Research.; United States. Federal Highway Administration. Office of Development.
Series: Report - Federal Highway Administration ; no. FHWA-RD-77-98
Publisher: Dept. of Transportation, Federal Highway Administration, Office of Research and Development; for sale by the National Technical Information Service
Published: 1977
Place of publication: Washington; Springfield, Va
Language: eng
Number of pages: 137
Subjects: Traffic engineering -- Data processing.
Notes: Final report; issued Jan. 1977.

Includes bibliographical references.