@article{ref1,
title="Environmental and social factors of juvenile delinquency",
journal="L' Arcispedale S. Anna di Ferrara",
year="1966",
author="Pietro, F. G.",
volume="19",
number="1",
pages="55-67",
abstract="<p>[Abstract unavailable]</p><p>Language: it</p>",
language="it",
issn="0004-0819",
doi="",
url="http://dx.doi.org/"
}