@article{ref1,
title="Diffusion of responsibility and level of risk taking in groups",
journal="Journal of abnormal psychology",
year="1964",
author="Wallach, M. A. and Kogan, N. and Bem, D. J.",
volume="68",
number="",
pages="263-274",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0021-843X",
doi="",
url="http://dx.doi.org/"
}