@article{ref1,
title="Occupational safety and health legislation. II. Selected state legislation",
journal="American Industrial Hygiene Association journal",
year="1972",
author="Ede, L.",
volume="33",
number="5",
pages="315-325",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0002-8894",
doi="",
url="http://dx.doi.org/"
}