@article{ref1,
title="Violence: the view from the ghetto",
journal="Mental hygiene",
year="1969",
author="Hahn, Hilary",
volume="53",
number="4",
pages="509-512",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0025-9683",
doi="",
url="http://dx.doi.org/"
}