@article{ref1,
title="Situational determinants of affiliative preference under stress",
journal="Journal of personality and social psychology",
year="1967",
author="Helmreich, R. L. and Collins, B. E.",
volume="6",
number="1",
pages="79-85",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0022-3514",
doi="",
url="http://dx.doi.org/"
}