Effectiveness of changeable message displays in advance of high-speed freeway lane closures

Detalles Bibliográficos
Autor principal:	Hanscom, Fred R.
Autores Corporativos:	National Research Council (U.S.). Transportation Research Board, American Association of State Highway and Transportation Officials, United States. Federal Highway Administration
Formato:	Libro
Lenguaje:	English
Publicado:	Washington, D.C. Transportation Research Board, National Research Council [1981]
Colección:	Report (National Cooperative Highway Research Program) 235.
Materias:	Traffic signs and signals. Traffic safety.