@article{ref1,
title="Metallurgical examinations in criminal cases",
journal="Journal of criminal law and criminology (1931-1951)",
year="1940",
author="Pirk, Gustav W.",
volume="30",
number="6",
pages="900-928",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0885-2731",
doi="10.2307/1137318",
url="http://dx.doi.org/10.2307/1137318"
}