@article{ref1,
title="The threaded bolt injury pattern",
journal="Journal of forensic sciences",
year="1982",
author="Mittleman, R. E. and Wetli, C. V.",
volume="27",
number="3",
pages="567-571",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0022-1198",
doi="",
url="http://dx.doi.org/"
}