@article{ref1,
title="Study of the New Types of Transition Curve of Road",
journal="Zhongguo Gonglu Xuebao",
year="2002",
author="Jiang, QP",
volume="15",
number="2",
pages="16-",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="1001-7372",
doi="",
url="http://dx.doi.org/"
}