@article{ref1,
title="The Dual Character of Fear",
journal="Journal of psychology, The",
year="1938",
author="Bull, Nina",
volume="5",
number="1",
pages="209-218",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0022-3980",
doi="10.1080/00223980.1938.9917564",
url="http://dx.doi.org/10.1080/00223980.1938.9917564"
}