Speed/flow relationships in road tunnels /
Bampfylde, A. P.
Porter, G. J. D.
Priest, S. D.
Transport and Road Research Laboratory.
Crowthorne : Transport and Road Research Laboratory,
1979.
A shorter version of this report appeared as an article in Traffic Engineering and Control, Vol.19, no.8/9, August/September 1978
Traffic flow.
Tunnels.