@article{ref1,
title="Some aspects in the prevention of injuries in modern coal mines of the southern Urals",
journal="Gigiena Truda i Professional'nye Zabolevaniia",
year="1975",
author="Kagan, A. S.",
volume="",
number="9",
pages="16-18",
abstract="<p>[Abstract unavailable]</p><p>Language: ru</p>",
language="ru",
issn="0016-9919",
doi="",
url="http://dx.doi.org/"
}