@article{ref1,
title="Investigation of suicide",
journal="Texas state journal of medicine",
year="1959",
author="Hausman, R.",
volume="55",
number="1",
pages="43-50",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0096-7165",
doi="",
url="http://dx.doi.org/"
}