@article{ref1,
title="Study of Drop Hammer Plastic Deformation at Engineering Vehicle FOPS Impact Test",
journal="Zhongguo Gonglu Xuebao",
year="2004",
author="Shao, ML and Chen, XD and Zhao, DF",
volume="17",
number="1",
pages="123-",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="1001-7372",
doi="",
url="http://dx.doi.org/"
}