@article{ref1,
title="Learning resistance to pain and fear: effects of overlearning, exposure, and rewarded expsure in context",
journal="Journal of experimental psychology",
year="1960",
author="Miller, N. E.",
volume="60",
number="",
pages="137-145",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0022-1015",
doi="",
url="http://dx.doi.org/"
}