@article{ref1,
title="A developmental study of attention",
journal="British journal of educational psychology",
year="1972",
author="Gale, A. and Lynn, R.",
volume="42",
number="3",
pages="260-266",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0007-0998",
doi="",
url="http://dx.doi.org/"
}