@article{ref1,
title="A "new" type of true-false item",
journal="Psychological reports",
year="1956",
author="Mayo, George Douglas and Siegel, Arthur I.",
volume="2",
number="3",
pages="83-86",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0033-2941",
doi="10.2466/pr0.1956.2.3.83",
url="http://dx.doi.org/10.2466/pr0.1956.2.3.83"
}