@article{ref1,
title="Congestion charging. Political polemics are masquerading as science",
journal="British medical journal: BMJ",
year="2003",
author="Feldman, Stanley",
volume="326",
number="7394",
pages="884-884",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0959-8138",
doi="",
url="http://dx.doi.org/"
}