@article{ref1,
title="Minimal effects of severe depression on cognitive functioning",
journal="Journal of abnormal psychology",
year="1964",
author="Friedman, A. S.",
volume="69",
number="",
pages="237-243",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0021-843X",
doi="",
url="http://dx.doi.org/"
}