@article{ref1,
title="Applying reason: The human factors analysis and classification system (HFACS)",
journal="Human factors and aerospace safety",
year="2001",
author="Shappell, Scott A. and Wiegmann, Douglas A.",
volume="1",
number="1",
pages="59-86",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="1468-9456",
doi="",
url="http://dx.doi.org/"
}