@article{ref1,
title="In defense of mass transit",
journal="Policy review",
year="1987",
author="Lieberman, W.",
volume="39",
number="",
pages="95-95",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="",
issn="0146-5945",
doi="",
url="http://dx.doi.org/"
}