@article{ref1,
title="Self-perceived variables of holiday depression at christmastime of single men and women",
journal="Panminerva medica",
year="1981",
author="Peretti, P. O.",
volume="23",
number="2",
pages="115-118",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0031-0808",
doi="",
url="http://dx.doi.org/"
}