@article{ref1,
title="The sleep - wakefulness continuum: Interactions with drugs which increase wakefulness and enhance alertness",
journal="Alcohol, drugs and driving",
year="1989",
author="Nicholson, A. N. and Pascoe, P. A. and Stone, B. M.",
volume="5",
number="4",
pages="287-301",
abstract="<p>[Abstract unavailable]</p>",
language="en",
issn="0891-7086",
doi="",
url="http://dx.doi.org/"
}