@article{ref1,
title="Introduction to fatigue in bicycle design",
journal="Materials testing",
year="2010",
author="Hanselka, Holger and Zenner, Harald",
volume="52",
number="3",
pages="139-141",
abstract="<p>[Abstract unavailable]</p><p>Language: de</p>",
language="de",
issn="0025-5300",
doi="",
url="http://dx.doi.org/"
}