@article{ref1,
title="Gunshot residue collection using film-lift techniques",
journal="American educational research journal",
year="1974",
author="Pillay, K. K. and Jester, W. A. and Fox, H. A.",
volume="4",
number="2",
pages="145-153",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0002-8312",
doi="",
url="http://dx.doi.org/"
}