@article{ref1,
title="Violence breeds violence - perhaps?",
journal="American journal of psychiatry",
year="1963",
author="Curtis, G. C.",
volume="120",
number="",
pages="386-387",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0002-953X",
doi="",
url="http://dx.doi.org/"
}