@article{ref1,
title="Identification of sawed off shotguns",
journal="Archiv für Kriminologie",
year="1980",
author="Nennstiel, R. and Grooss, K. D.",
volume="165",
number="3-4",
pages="76-84",
abstract="<p>[Abstract unavailable]</p><p>Language: de</p>",
language="de",
issn="0003-9225",
doi="",
url="http://dx.doi.org/"
}