@article{ref1,
title="No effect of noise on vigilance performance?",
journal="Human factors",
year="1986",
author="Bergman, H. and Brinkman, J. A. and Koelega, H. S.",
volume="28",
number="5",
pages="581-593",
abstract="Abstract unavailable.",
language="",
issn="0018-7208",
doi="",
url="http://dx.doi.org/"
}