@article{ref1,
title="Human group performance during confinement. Techn docum rep amrl-tdr-63-87",
journal="Aerospace medical research laboratories technical reports",
year="1963",
author="Alluisi, Earl A. and Chiles, W. D. and Hall, T. J. and Hawkes, G. R.",
volume="",
number="",
pages="1-72",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0192-317X",
doi="",
url="http://dx.doi.org/"
}