@article{ref1,
title="Modern insecticides",
journal="Therapie der Gegenwart",
year="1953",
author="Orzechowski, G.",
volume="92",
number="5",
pages="177-180",
abstract="<p>[Abstract unavailable]</p><p>Language: un</p>",
language="un",
issn="0040-5965",
doi="",
url="http://dx.doi.org/"
}