@article{ref1,
title="The concept of failure in reliability engineering",
journal="Reliability engineering",
year="1984",
author="Nieuwhof, G.W.E.",
volume="7",
number="1",
pages="53-59",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0143-8174",
doi="10.1016/0143-8174(84)90049-0",
url="http://dx.doi.org/10.1016/0143-8174(84)90049-0"
}