@article{ref1,
title="Warding off sleepiness",
journal="Occupational health and safety",
year="2008",
author="Oliver, Bruce and Dillingham, Jim",
volume="77",
number="3",
pages="14, 16, 18-14, 16, 18",
abstract="This article focused on the sleep effects of three schedule attributes. Ideally, business requirements and employee preferences also will be taken into account when selecting the &quot;best&quot; shift schedule for your site.<p /> <p>Language: en</p>",
language="en",
issn="0362-4064",
doi="",
url="http://dx.doi.org/"
}