@article{ref1,
title="Rhythm in motor performance",
journal="Perceptual and motor skills",
year="1970",
author="Jordan, S.",
volume="30",
number="1",
pages="122-122",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0031-5125",
doi="",
url="http://dx.doi.org/"
}