@article{ref1,
title="Review of Entrapments in Bulk Agricultural Materials at Commercial Grain Facilities",
journal="Journal of safety research",
year="1998",
author="Field, William E. and Maier, D. E. and Kelley, KW and Freeman, Steven A.",
volume="29",
number="2",
pages="123-134",
abstract="<p>[Abstract unavailable]</p>",
language="en",
issn="0022-4375",
doi="",
url="http://dx.doi.org/"
}