The use of active speed warning signs

Kathmann, Thorsten

Linköping : Linköping : Swedish National Road and Transport Research Institute (2000)
Contribution to a book, Contribution to a conference proceedings

In: Traffic safety on two continents : proceedings of the conference / [Conference Traffic Safety on Two Continents], Malmö, Sweden, September 20 - 22, 1999. Swedish National Road and Transport. - [Pt. 7]: Traffic engineering and new technology