@article{ref1,
title="Work index numbers for evaluating performance in an occupational health program",
journal="American Industrial Hygiene Association journal",
year="1971",
author="Gonshor, L. T. and Suroviec, H. J. and Baier, E. J.",
volume="32",
number="10",
pages="693-696",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0002-8894",
doi="",
url="http://dx.doi.org/"
}