@article{ref1,
title="Effects of knowledge of results and differential monetary reward on six uninterrupted hours of monitoring",
journal="Human factors",
year="1965",
author="Montague, W. E. and Webber, C. E.",
volume="7",
number="2",
pages="173-180",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0018-7208",
doi="",
url="http://dx.doi.org/"
}