@article{ref1,
title="Hygienic standards problems with the environmental factors of the rolling stock of railroads and subways",
journal="Gigiena i Sanitariia",
year="1982",
author="Prokhorov, A. A. and Suvorov, S. V.",
volume="",
number="4",
pages="79-80",
abstract="<p>[Abstract unavailable]</p><p>Language: ru</p>",
language="ru",
issn="0016-9900",
doi="",
url="http://dx.doi.org/"
}