1. Analysis of emission reductions and cost of the delaware vehicle retirement program. Resources for the Future discussion paper;Alberini,1994
2. Modelling the benefits of advanced traveler information systems in corridors with incidents;Al-Deek;Transpn Res.,1993
3. Does providing information to drivers reduce traffic congestion?;Arnott;Transpn Res.,1991
4. Evaluating the impact of IVHS technologies on vehicle emissions using a modal emission model;Barth,1994
5. The Theory of Environmental Policy;Baumol,1988