@article{ref1,
title="Accident tendency, avoidance learning and perceptual defense",
journal="Australian journal of psychology",
year="1961",
author="Keehn, J. D.",
volume="13",
number="2",
pages="157-169",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0004-9530",
doi="",
url="http://dx.doi.org/"
}