Traffic calming : passenger and rider discomfort at sinusoidal,round-top and flat-top humps : a track trial at TRL /
Sayer, I. A.
Nicholls, D. A.
Layfield, R. E.
Great Britain.Department of the Environment, Transport and the Regions.Charging and Local Transport Division.
Transport Research Laboratory (Great Britain)
Crowthorne : Transport Research Laboratory,
1999.
Prepared for Charging and Local Tranport Division, Department of the Environment, Transport and the Regions.