@article{ref1,
title="Improving safety and health through collective bargaining",
journal="Occupational health nursing",
year="1982",
author="Berek, J.",
volume="30",
number="10",
pages="42-43",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0029-7933",
doi="",
url="http://dx.doi.org/"
}