@article{ref1,
title="Rolling stock maintenance for safe and stable transport",
journal="Japanese railway engineering",
year="2006",
author="Shimada, Nobuaki",
volume="46",
number="2",
pages="4-7",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0448-8938",
doi="",
url="http://dx.doi.org/"
}