@article{ref1,
title="Working alone on dark evenings--a hazard for researchers",
journal="Occupational health: a journal for occupational health nurses",
year="1990",
author="Rivett, J.",
volume="42",
number="2",
pages="44-47",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0029-7917",
doi="",
url="http://dx.doi.org/"
}