@article{ref1,
title="Four dimensions determining the attribution of aggression to behavior: sex differences regarding the acceptance of instrumental and emotional aggression",
journal="Aggressive behavior",
year="1990",
author="Bjorkqvist, Kaj and Lindstrom, Martin and Pehrsson, M",
volume="16",
number="2",
pages="120-120",
abstract="<p>[Abstract unavailable]</p>",
language="en",
issn="0096-140X",
doi="",
url="http://dx.doi.org/"
}