@article{ref1,
title="Occupational class and symptoms of depression",
journal="Social Science and Medicine (1967)",
year="1973",
author="Bagley, C.",
volume="7",
number="5",
pages="327-340",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0037-7856",
doi="",
url="http://dx.doi.org/"
}