@article{ref1,
title="Proper sole selection key to safety footwear comfort, protection",
journal="Occupational health and safety",
year="1986",
author="O'Brien, J.",
volume="55",
number="2",
pages="52-53",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0362-4064",
doi="",
url="http://dx.doi.org/"
}