@article{ref1,
title="NASA investigations of isolated and confined environments",
journal="Advances in space biology and medicine",
year="1993",
author="Holland, A. W.",
volume="3",
number="",
pages="15-21",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="1569-2574",
doi="",
url="http://dx.doi.org/"
}