@article{ref1,
title="Gas-chromatographic identification of rue oil (oleum rutae) and peppermint oil (oleum menthae piperitae)",
journal="Medicine, science, and the law",
year="1963",
author="Jansen, H. and Van der kolk, H.",
volume="3",
number="1",
pages="77-82",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0025-8024",
doi="",
url="http://dx.doi.org/"
}