@article{ref1,
title="Convergent and divergent abilities in children and teachers' ratings of competence and certain classroom behaviours",
journal="British journal of educational psychology",
year="1971",
author="Biggs, J. B. and Fitzgerald, D. and Atkinson, S. M.",
volume="41",
number="3",
pages="277-286",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0007-0998",
doi="",
url="http://dx.doi.org/"
}