By Bauner David   in International Journal of Environmental Technology and Management

ISSN:1466-2132|7|1-2|244-272

Inderscience Publishers‎(2007)‎

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By Bauner David   Laestadius Staffan   in Journal of Transport Economics and Policy (JTEP)

ISSN:0022-5258|37|2|157-199

Journal of Transport Economics and Policy‎(2003)‎

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