@article{ref1,
title="The history of poison gases",
journal="Science",
year="1919",
author="West, C. J.",
volume="49",
number="1270",
pages="412-417",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0036-8075",
doi="10.1126/science.49.1270.412",
url="http://dx.doi.org/10.1126/science.49.1270.412"
}