@article{ref1,
title="A Bomb Fragment Identification Chart",
journal="Journal of criminal law and criminology (1931-1951)",
year="1943",
author="Pyke, JA",
volume="34",
number="4",
pages="276-277",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0885-2731",
doi="",
url="http://dx.doi.org/"
}