@article{ref1,
title="Methodological problems in determining the aetiology of suicide",
journal="American sociological review",
year="1950",
author="Simpson, George",
volume="15",
number="5",
pages="658-663",
abstract="<p>[Abstract unavailable]</p>",
language="en",
issn="0003-1224",
doi="10.2307/2086920",
url="http://dx.doi.org/10.2307/2086920"
}