@article{ref1,
title="Frustration, aggression, and murder",
journal="Journal of abnormal and social psychology",
year="1960",
author="Palmer, Sally",
volume="60",
number="",
pages="430-432",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0096-851X",
doi="",
url="http://dx.doi.org/"
}