@article{ref1,
title="Heat stress: not a problem until someone dies?",
journal="Occupational health and safety",
year="2004",
author="Webster, Daniel W.",
volume="73",
number="3",
pages="50-54",
abstract="Abstract unavailable.",
language="",
issn="0362-4064",
doi="",
url="http://dx.doi.org/"
}