@article{ref1,
title="Pre-accident investigations, an introduction to organisational safety",
journal="Ergonomics",
year="2013",
author="Widdowson, Bruce",
volume="56",
number="4",
pages="725-726",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0014-0139",
doi="10.1080/00140139.2013.793041",
url="http://dx.doi.org/10.1080/00140139.2013.793041"
}