@article{ref1,
title="Experiments on the feeling of depression",
journal="British journal of social and clinical psychology",
year="1974",
author="Shapiro, M. B. and Shapiro, D. A.",
volume="13",
number="Pt 2",
pages="191-199",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0007-1293",
doi="",
url="http://dx.doi.org/"
}