@article{ref1,
title="Combined effects of noise and vibration on human tracking performance and response time",
journal="Aerospace medicine",
year="1973",
author="Sommer, H. C. and Harris, C. S.",
volume="44",
number="3",
pages="276-280",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0001-9402",
doi="",
url="http://dx.doi.org/"
}