@article{ref1,
title="Motivation and mechanisms in the "cycle of violence"",
journal="Nebraska symposium on motivation",
year="2000",
author="Widom, C. S.",
volume="46",
number="",
pages="1-37",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0146-7875",
doi="",
url="http://dx.doi.org/"
}