@article{ref1,
title="Violent behavior patterns on psychiatric wards",
journal="Aggressive behavior",
year="1976",
author="Depp, F. C.",
volume="2",
number="4",
pages="295-306",
abstract="<p>[Abstract unavailable]</p>",
language="en",
issn="0096-140X",
doi="",
url="http://dx.doi.org/"
}