@article{ref1,
title="The role of road transport in a broader environmental perspective",
journal="IATSS research",
year="1992",
author="Second ISIRT Round Table, ",
volume="15",
number="2",
pages="17-40",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0386-1112",
doi="",
url="http://dx.doi.org/"
}