@article{ref1,
title="Effect of age, sex, and type of feedback on motor performance and locus of control",
journal="Research quarterly",
year="1979",
author="Anshel, M. H.",
volume="50",
number="3",
pages="305-317",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0034-5377",
doi="",
url="http://dx.doi.org/"
}