@article{ref1,
title="Avoid confined space hazards with comprehensive entry program",
journal="Occupational health and safety",
year="1988",
author="Rekus, J. F.",
volume="57",
number="10",
pages="14-8, 61",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0362-4064",
doi="",
url="http://dx.doi.org/"
}