@article{ref1,
title="Self-concepts of college problem drinkers. i. a comparison with alcoholics",
journal="Quarterly journal of studies on alcohol",
year="1965",
author="Williams, Allan F.",
volume="26",
number="4",
pages="586-594",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0033-5649",
doi="",
url="http://dx.doi.org/"
}