@article{ref1,
title="Violence in adolescence. Sudden and provoked violence",
journal="Minerva Pediatrica",
year="1990",
author="Caffo, E.",
volume="42",
number="3",
pages="115-118",
abstract="<p>[Abstract unavailable]</p> <p>Language: it</p>",
language="it",
issn="0026-4946",
doi="",
url="http://dx.doi.org/"
}