@article{ref1,
title="Hygienic instruction of personnel working with agricultural poisons",
journal="Gigiena i Sanitariia",
year="1969",
author="Gurevich, G. P. and Krasil'shchikov, M. I.",
volume="34",
number="7",
pages="51-52",
abstract="<p>[Abstract unavailable]</p><p>Language: ru</p>",
language="ru",
issn="0016-9900",
doi="",
url="http://dx.doi.org/"
}