@article{ref1,
title="Phosphoroorganic insecticides",
journal="Polski Tygodnik Lekarski",
year="1969",
author="Bomirska, T.",
volume="24",
number="19",
pages="732-735",
abstract="<p>[Abstract unavailable]</p><p>Language: pl</p>",
language="pl",
issn="0032-3756",
doi="",
url="http://dx.doi.org/"
}