@article{ref1,
title="Sustanied handgrip in boys and girls: variation and correlation with performance and motivation to train",
journal="Research quarterly",
year="1972",
author="Bowie, W. and Cumming, G. R.",
volume="43",
number="2",
pages="131-141",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0034-5377",
doi="",
url="http://dx.doi.org/"
}