@article{ref1,
title="Suicide changes with time. II. Influence of wars on suicide",
journal="Rivista sperimentale di freniatria e medicina legale delle alienazioni mentali",
year="1966",
author="Porta, V. and Porta, A.",
volume="90",
number="6",
pages="1387-1399",
abstract="<p>[Abstract unavailable]</p> <p>Language: it</p>",
language="it",
issn="0370-7261",
doi="",
url="http://dx.doi.org/"
}