@article{ref1,
title="Machinery safety: Progress in the prevention of technological accidents",
journal="Safety science",
year="1993",
author="Booth, R. T.",
volume="16",
number="3-4",
pages="247-248",
abstract="<p>[Abstract unavailable]</p>",
language="en",
issn="0925-7535",
doi="",
url="http://dx.doi.org/"
}