@article{ref1,
title="Shotgun patterns. I. An experimental study on the influence of intermediate targets",
journal="Journal of forensic sciences",
year="1967",
author="Breitenecker, R. and Senior, W.",
volume="12",
number="2",
pages="193-204",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0022-1198",
doi="",
url="http://dx.doi.org/"
}