@article{ref1,
title="Evening activity, sleep mentation, and subjective sleep quality",
journal="Journal of abnormal psychology",
year="1970",
author="Hauri, P.",
volume="76",
number="2",
pages="270-275",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0021-843X",
doi="",
url="http://dx.doi.org/"
}