@article{ref1,
title="A Note on Racial Difference in Perseveration",
journal="Journal of psychology, The",
year="1938",
author="Shevach, B. J.",
volume="5",
number="2",
pages="271-279",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0022-3980",
doi="10.1080/00223980.1938.9917568",
url="http://dx.doi.org/10.1080/00223980.1938.9917568"
}