@article{ref1,
title="Gas chromatographic determination of riot-control agents",
journal="Journal of chromatography: A",
year="1972",
author="Zerba, E. N. and Ruveda, M. A.",
volume="68",
number="1",
pages="245-247",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0021-9673",
doi="",
url="http://dx.doi.org/"
}