@article{ref1,
title="Speed of acquiring a simple motor response as a function of the systematic transformation of knowledge of results",
journal="American journal of psychology",
year="1953",
author="Bilodeau, E. A.",
volume="66",
number="3",
pages="409-420",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0002-9556",
doi="",
url="http://dx.doi.org/"
}