@article{ref1,
title="Drinking patterns during work-contingent and noncontingent alcohol acquisition",
journal="Psychosomatic medicine",
year="1972",
author="Mello, N. K. and Mendelson, J. H.",
volume="34",
number="2",
pages="139-164",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0033-3174",
doi="",
url="http://dx.doi.org/"
}