@article{ref1,
title="Clandestine drug laboratories",
journal="Journal of forensic sciences",
year="1970",
author="Gunn, J. W. Jr and Johnson, David W. and Butler, W. P.",
volume="15",
number="1",
pages="51-64",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0022-1198",
doi="",
url="http://dx.doi.org/"
}