@article{ref1,
title="On the importance of countermeasures in sleep and performance models",
journal="Aviation, space, and environmental medicine",
year="2004",
author="Balkin, Thomas J. and Kamimori, Gary H. and Redmond, D. P. and Vigneulle, Roy M. and Thorne, David R. and Belenky, G. and Wesensten, Nancy J.",
volume="75",
number="3 Suppl",
pages="A155-7",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0095-6562",
doi="",
url="http://dx.doi.org/"
}