@article{ref1,
title="The design of rest breaks for video display terminal work: A review of the relavant literature",
journal="Journal of safety research",
year="1990",
author="Swanson, Naomi G. and Sauter, S. L.",
volume="21",
number="4",
pages="166-166",
abstract="<p>[Abstract unavailable]</p>",
language="en",
issn="0022-4375",
doi="",
url="http://dx.doi.org/"
}