@article{ref1,
title="Cognitive aspects of psychomotor performance The effects o performance goals on level of performance",
journal="Journal of applied psychology",
year="1966",
author="Locke, E. A. and Bryan, J. F.",
volume="50",
number="4",
pages="286-291",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0021-9010",
doi="",
url="http://dx.doi.org/"
}