@article{ref1,
title="The identification of performance dimensions through factor analysis",
journal="Human factors",
year="1967",
author="Parker, J. F. Jr",
volume="9",
number="4",
pages="367-373",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0018-7208",
doi="",
url="http://dx.doi.org/"
}