@article{ref1,
title="A reply to Keogh's critique of differences between third and sixth grade children",
journal="Research quarterly",
year="1971",
author="Singer, R. N.",
volume="42",
number="1",
pages="98-100",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0034-5377",
doi="",
url="http://dx.doi.org/"
}