@article{ref1,
title="Physiological responses of men during sleep deprivation",
journal="Journal of applied physiology (APS DC)",
year="1968",
author="Fiorica, V. and Higgins, E. A. and Iampietro, P. F. and Lategola, M. T. and Davis, A. W.",
volume="24",
number="2",
pages="167-176",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0021-8987",
doi="",
url="http://dx.doi.org/"
}