@article{ref1,
title="Ergonomic criteria for occupational and public health surveys",
journal="Ergonomics",
year="1979",
author="Karvonen, M. J.",
volume="22",
number="6",
pages="641-650",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0014-0139",
doi="",
url="http://dx.doi.org/"
}