@article{ref1,
title="Humor and suicide: favorite jokes of suicidal patients",
journal="Journal of consulting and clinical psychology",
year="1969",
author="Spiegel, David and Keith-Spiegel, Patricia and Abrahams, Joshua and Kranitz, L.",
volume="33",
number="4",
pages="504-505",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0022-006X",
doi="",
url="http://dx.doi.org/"
}